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        <link:definition>995488 - Disclosure - Stock-Based Compensation (Details 13)</link:definition>
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        <link:definition>995490 - Disclosure - Stock-Based Compensation (Details Narrative)</link:definition>
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        <link:definition>995492 - Disclosure - Commitments and Contingencies (Details 1)</link:definition>
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        <link:definition>995493 - Disclosure - Commitments and Contingencies (Details 2)</link:definition>
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        <link:usedOn>link:calculationLink</link:usedOn>
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        <link:definition>995494 - Disclosure - Commitments and Contingencies (Details 3)</link:definition>
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  <element id="vnrx_ScheduleOfStockOptionsOutstandingRollForwardTableTextBlock" name="ScheduleOfStockOptionsOutstandingRollForwardTableTextBlock" nillable="true" xbrli:periodType="duration" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" />
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  <element id="vnrx_OfferingPricePerShare" name="OfferingPricePerShare" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AggregateFairValue" name="AggregateFairValue" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WarrantsExpiryDate" name="WarrantsExpiryDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_FundingReceive" name="FundingReceive" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_NumberOfWarrantsIssuedDuringPeriod" name="NumberOfWarrantsIssuedDuringPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_InitialSharesOfCommonStock" name="InitialSharesOfCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_StockIssuanceCosts" name="StockIssuanceCosts" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OfferingPrice" name="OfferingPrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardExercisePrice" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_PurchaseOfPreFundedWarrants" name="PurchaseOfPreFundedWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_StockRepurchasedDuringPeriodSharesOptionWarrants" name="StockRepurchasedDuringPeriodSharesOptionWarrants" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_StockRepurchasedDuringPeriodSharesOption" name="StockRepurchasedDuringPeriodSharesOption" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_PurchasePricePerShare" name="PurchasePricePerShare" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OptionsPurchaseToAdditionalSharesOfCommonStock" name="OptionsPurchaseToAdditionalSharesOfCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ExercisePricePerShareOfWarrants" name="ExercisePricePerShareOfWarrants" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_PurchaseToAdditionalSharesOfCommonStock" name="PurchaseToAdditionalSharesOfCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WarrantsIssuedDuringPeriodSharesPurchaseOfCommonStock" name="WarrantsIssuedDuringPeriodSharesPurchaseOfCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_CommonStockOfferingPrice" name="CommonStockOfferingPrice" nillable="true" xbrli:periodType="instant" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_NumberOfWarrantsExercisable" name="NumberOfWarrantsExercisable" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WeightedAverageExercisePriceExercisable" name="WeightedAverageExercisePriceExercisable" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsExercisableNumber" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WeightedAverageExercisePriceExercisableBalance" name="WeightedAverageExercisePriceExercisableBalance" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_InvestmentOwnedSubjectToOptionGrantDates" name="InvestmentOwnedSubjectToOptionGrantDates" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesCancellationDate" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsForfeitedNumberOfSharesCancellationDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsVestedInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsVestedInPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitEquityIncentive" name="RestrictedStockUnitEquityIncentive" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesGranted" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesGranted" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExercisable" name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedOptionsExercisable" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisableInPeriodWeightedAverageExercisePrice" name="ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisableInPeriodWeightedAverageExercisePrice" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantDate" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardGrantDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitsVestingPeriod" name="RestrictedStockUnitsVestingPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRight" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRight" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingDateRights" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingDateRights" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitsIssued" name="RestrictedStockUnitsIssued" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsCancelled" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsCancelled" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WarrantsExercisePriceAdjustmentsDescription" name="WarrantsExercisePriceAdjustmentsDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WeightedAverageContractualLife" name="WeightedAverageContractualLife" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OfferingPricePerShareOfWarrants" name="OfferingPricePerShareOfWarrants" nillable="true" xbrli:periodType="duration" type="num:perShareItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_FinanceLeaseLiabilityPaymentsDueAfterYearFour" name="FinanceLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OperatingLeasesRightOfUseAsset" name="OperatingLeasesRightOfUseAsset" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OperatingLeasesLiabilityNoncurrent" name="OperatingLeasesLiabilityNoncurrent" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WeightedAverageLeaseUsefulLife" name="WeightedAverageLeaseUsefulLife" nillable="true" xbrli:periodType="duration" type="xbrli:durationItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsRemainderOfFiscalYear" name="GrantsRepayableLeaseLiabilityPaymentsRemainderOfFiscalYear" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDueNextTwelveMonths" name="GrantsRepayableLeaseLiabilityPaymentsDueNextTwelveMonths" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDueYearTwo" name="GrantsRepayableLeaseLiabilityPaymentsDueYearTwo" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDueYearThree" name="GrantsRepayableLeaseLiabilityPaymentsDueYearThree" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDueYearFour" name="GrantsRepayableLeaseLiabilityPaymentsDueYearFour" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDueAfterYearFour" name="GrantsRepayableLeaseLiabilityPaymentsDueAfterYearFour" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantsRepayableLeaseLiabilityPaymentsDue" name="GrantsRepayableLeaseLiabilityPaymentsDue" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_LongTermDebtLessAmountRepresentingInterest" name="LongTermDebtLessAmountRepresentingInterest" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_CollaborativeAgreementObligations" name="CollaborativeAgreementObligations" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ConvertibleNotesPayableMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" name="ConvertibleNotesPayableMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_ConvertibleNotesPayableMaturitiesRepaymentsOfPrincipalInTwoYear" name="ConvertibleNotesPayableMaturitiesRepaymentsOfPrincipalInTwoYear" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_OutstandingAwardVestingPeriod" name="OutstandingAwardVestingPeriod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AmortisedOfOutstandingAwarCurrentPeriod" name="AmortisedOfOutstandingAwarCurrentPeriod" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AmortisedOfOutstandingAwarCurrentYear" name="AmortisedOfOutstandingAwarCurrentYear" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AmortisedOfOutstandingAwarBeforeCurrentYear" name="AmortisedOfOutstandingAwarBeforeCurrentYear" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AmortisedOfOutstandingAwardPreviousYear" name="AmortisedOfOutstandingAwardPreviousYear" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_UnAmortisedOfOutstandingAward" name="UnAmortisedOfOutstandingAward" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AmortisedOfOutstandingAwarCurrentYearOne" name="AmortisedOfOutstandingAwarCurrentYearOne" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_CancelledOfOutstandingAward" name="CancelledOfOutstandingAward" nillable="true" xbrli:balance="debit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_GrantRepyable" name="GrantRepyable" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_DebtInstrumentContingentRepaymentAmount" name="DebtInstrumentContingentRepaymentAmount" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_StockUponRepaymentOrConversionDescription" name="StockUponRepaymentOrConversionDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_InitialFairValueDescription" name="InitialFairValueDescription" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_StockIssuedDuringPeriodCancelledSharesOther" name="StockIssuedDuringPeriodCancelledSharesOther" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_LongTermDebtInterestRate" name="LongTermDebtInterestRate" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_LongTermsDebtMaturityDate" name="LongTermsDebtMaturityDate" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_WarrantsIssuedToPurchaseCommonStock" name="WarrantsIssuedToPurchaseCommonStock" nillable="true" xbrli:periodType="duration" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_IncreaseInOutstandingPrincipalDebt" name="IncreaseInOutstandingPrincipalDebt" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_AggregateIncreaseInOutstandingPrincipalDebt" name="AggregateIncreaseInOutstandingPrincipalDebt" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_DueToRelatedPartyTransactionAmountsOfTransaction" name="DueToRelatedPartyTransactionAmountsOfTransaction" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_Royality" name="Royality" nillable="true" xbrli:periodType="duration" type="num:percentItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RoyaltiesPayableCurrent" name="RoyaltiesPayableCurrent" nillable="true" xbrli:balance="credit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitsVestedInNextTwoYear" name="RestrictedStockUnitsVestedInNextTwoYear" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitsVestedInNextThreeYear" name="RestrictedStockUnitsVestedInNextThreeYear" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_RestrictedStockUnitsVestedInNextFourYear" name="RestrictedStockUnitsVestedInNextFourYear" nillable="true" xbrli:balance="credit" xbrli:periodType="duration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_CollaborativeObligationsAmountDue" name="CollaborativeObligationsAmountDue" nillable="true" xbrli:balance="debit" xbrli:periodType="instant" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
  <element id="vnrx_LeaseAgreementExpirePeriod" name="LeaseAgreementExpirePeriod" nillable="true" xbrli:periodType="duration" type="xbrli:stringItemType" substitutionGroup="xbrli:item" />
  <element name="OperatingLeaseRightOfUseLiabilitiesMember" id="vnrx_OperatingLeaseRightOfUseLiabilitiesMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="NationalUniversityOfTaiwanMember" id="vnrx_NationalUniversityOfTaiwanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MdAndersonCancerCenterMember" id="vnrx_MdAndersonCancerCenterMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="GuysAndStThomasMember" id="vnrx_GuysAndStThomasMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MayTwoThousandTwentyFiveMember" id="vnrx_MayTwoThousandTwentyFiveMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="JanuaryTwoThousandTwentySixMember" id="vnrx_JanuaryTwoThousandTwentySixMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="LaboratoryEquipmentMember" id="vnrx_LaboratoryEquipmentMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="BottomMember" id="vnrx_BottomMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="TopMember" id="vnrx_TopMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MinimumOneMember" id="vnrx_MinimumOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="PatentsAndIntellectualPropertyMember" id="vnrx_PatentsAndIntellectualPropertyMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="TwoThousandTwentyFourPlanMember" id="vnrx_TwoThousandTwentyFourPlanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="MaximumOneMember" id="vnrx_MaximumOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="SeriesAandSeriesBCommonStockWarrantsMember" id="vnrx_SeriesAandSeriesBCommonStockWarrantsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsNineMember" id="vnrx_WarrantsNineMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsTenMember" id="vnrx_WarrantsTenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsElevenMember" id="vnrx_WarrantsElevenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsTwelveMember" id="vnrx_WarrantsTwelveMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="EquityIncentivePlanOneMember" id="vnrx_EquityIncentivePlanOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="EquityIncentivePlanMember" id="vnrx_EquityIncentivePlanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsThirteenMember" id="vnrx_WarrantsThirteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsFourteenMember" id="vnrx_WarrantsFourteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="WarrantsFifteenMember" id="vnrx_WarrantsFifteenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="TwoThousandFifteenPlanMember" id="vnrx_TwoThousandFifteenPlanMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUOneMember" id="vnrx_RestrictedStockUnitsRSUOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUTwoMember" id="vnrx_RestrictedStockUnitsRSUTwoMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUThreeMember" id="vnrx_RestrictedStockUnitsRSUThreeMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUFourMember" id="vnrx_RestrictedStockUnitsRSUFourMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUFiveMember" id="vnrx_RestrictedStockUnitsRSUFiveMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsOneMember" id="vnrx_RestrictedStockUnitsOneMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUSixMember" id="vnrx_RestrictedStockUnitsRSUSixMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUSevenMember" id="vnrx_RestrictedStockUnitsRSUSevenMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="RestrictedStockUnitsRSUEightMember" id="vnrx_RestrictedStockUnitsRSUEightMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
  <element name="FinanceLeaseObligationsMember" id="vnrx_FinanceLeaseObligationsMember" nillable="true" xbrli:periodType="duration" type="nonnum:domainItemType" substitutionGroup="xbrli:item" />
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