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    <link:label id="lab_ck0001027596_ETFRisksTradingMember_documentation_en-US" xlink:label="lab_ck0001027596_ETFRisksTradingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Trading Member</link:label>
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    <link:label id="lab_ck0001027596_CurrencyRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Currency Risk Member</link:label>
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    <link:label id="lab_ck0001027596_EquitySecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_EquitySecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_EquitySecuritiesRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_EquitySecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_EquitySecuritiesRiskMember" xlink:to="lab_ck0001027596_EquitySecuritiesRiskMember" xlink:type="arc" order="1"/>
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    <link:label id="lab_ck0001027596_ETFRisksMember_documentation_en-US" xlink:label="lab_ck0001027596_ETFRisksMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ETFRisksMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ETFRisksMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_ETFRisksMember" xlink:to="lab_ck0001027596_ETFRisksMember" xlink:type="arc" order="1"/>
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    <link:label id="lab_ck0001027596_ETFRisksSharesMayTradeAtPricesOtherThanNAVMember_documentation_en-US" xlink:label="lab_ck0001027596_ETFRisksSharesMayTradeAtPricesOtherThanNAVMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Shares May Trade At Prices Other Than NAV Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ETFRisksSharesMayTradeAtPricesOtherThanNAVMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ETFRisksSharesMayTradeAtPricesOtherThanNAVMember"/>
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    <link:label id="lab_ck0001027596_LargeCapCompaniesRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_LargeCapCompaniesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Large-Cap Companies Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_LargeCapCompaniesRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_LargeCapCompaniesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_LargeCapCompaniesRiskMember" xlink:to="lab_ck0001027596_LargeCapCompaniesRiskMember" xlink:type="arc" order="1"/>
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    <link:label id="lab_ck0001027596_ETFRisksCostsOfBuyingOrSellingSharesMember_documentation_en-US" xlink:label="lab_ck0001027596_ETFRisksCostsOfBuyingOrSellingSharesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Costs Of Buying Or Selling Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ETFRisksCostsOfBuyingOrSellingSharesMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ETFRisksCostsOfBuyingOrSellingSharesMember"/>
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    <link:label id="lab_ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Geographic Focus Risk, United Kingdom Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember" xlink:to="lab_ck0001027596_GeographicFocusRiskUnitedKingdomSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_SectorEmphasisRiskMember_label_en-US" xlink:label="lab_ck0001027596_SectorEmphasisRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk Member</link:label>
    <link:label id="lab_ck0001027596_SectorEmphasisRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_SectorEmphasisRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_SectorEmphasisRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_SectorEmphasisRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_SectorEmphasisRiskMember" xlink:to="lab_ck0001027596_SectorEmphasisRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_ADRAndGDRRiskMember_label_en-US" xlink:label="lab_ck0001027596_ADRAndGDRRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ADR And GDR Risk Member</link:label>
    <link:label id="lab_ck0001027596_ADRAndGDRRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_ADRAndGDRRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ADR And GDR Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ADRAndGDRRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ADRAndGDRRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_ADRAndGDRRiskMember" xlink:to="lab_ck0001027596_ADRAndGDRRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_EconomicAndMarketRiskMember_label_en-US" xlink:label="lab_ck0001027596_EconomicAndMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Economic And Market Risk Member</link:label>
    <link:label id="lab_ck0001027596_EconomicAndMarketRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_EconomicAndMarketRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Economic And Market Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_EconomicAndMarketRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_EconomicAndMarketRiskMember"/>
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    <link:label id="lab_ck0001027596_NewFundRiskMember_label_en-US" xlink:label="lab_ck0001027596_NewFundRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">New Fund Risk Member</link:label>
    <link:label id="lab_ck0001027596_NewFundRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_NewFundRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">New Fund Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_NewFundRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_NewFundRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_NewFundRiskMember" xlink:to="lab_ck0001027596_NewFundRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_GeographicFocusRiskMember_label_en-US" xlink:label="lab_ck0001027596_GeographicFocusRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographic Focus Risk Member</link:label>
    <link:label id="lab_ck0001027596_GeographicFocusRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_GeographicFocusRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Geographic Focus Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_GeographicFocusRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_GeographicFocusRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_GeographicFocusRiskMember" xlink:to="lab_ck0001027596_GeographicFocusRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember_label_en-US" xlink:label="lab_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">ETF Risks, Authorized Participants, Market Makers And Liquidity Providers Concentration Risk Member</link:label>
    <link:label id="lab_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">ETF Risks, Authorized Participants, Market Makers And Liquidity Providers Concentration Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember" xlink:to="lab_ck0001027596_ETFRisksAuthorizedParticipantsMarketMakersAndLiquidityProvidersConcentrationRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_FTSEDevelopedExUSIndexMember_label_en-US" xlink:label="lab_ck0001027596_FTSEDevelopedExUSIndexMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">FTSE Developed Ex US Index</link:label>
    <link:label id="lab_ck0001027596_FTSEDevelopedExUSIndexMember_documentation_en-US" xlink:label="lab_ck0001027596_FTSEDevelopedExUSIndexMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">FTSE Developed Ex US Index</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_FTSEDevelopedExUSIndexMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_FTSEDevelopedExUSIndexMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_FTSEDevelopedExUSIndexMember" xlink:to="lab_ck0001027596_FTSEDevelopedExUSIndexMember" xlink:type="arc" order="1"/>
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    <link:label id="lab_ck0001027596_ManagementRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_ManagementRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Management Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ManagementRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ManagementRiskMember"/>
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    <link:label id="lab_ck0001027596_EmergingMarketsRiskMember_label_en-US" xlink:label="lab_ck0001027596_EmergingMarketsRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Emerging Markets Risk Member</link:label>
    <link:label id="lab_ck0001027596_EmergingMarketsRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_EmergingMarketsRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Emerging Markets Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_EmergingMarketsRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_EmergingMarketsRiskMember"/>
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    <link:label id="lab_ck0001027596_ForeignSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001027596_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:label id="lab_ck0001027596_ForeignSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_ForeignSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Securities Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_ForeignSecuritiesRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_ForeignSecuritiesRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_ForeignSecuritiesRiskMember" xlink:to="lab_ck0001027596_ForeignSecuritiesRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_S000108822Member_label_en-US" xlink:label="lab_ck0001027596_S000108822Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Logan Capital International ETF</link:label>
    <link:label id="lab_ck0001027596_S000108822Member_documentation_en-US" xlink:label="lab_ck0001027596_S000108822Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Logan Capital International ETF, S000108822</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_S000108822Member" xlink:href="ck0001027596-20260924.xsd#ck0001027596_S000108822Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ck0001027596_S000108822Member" xlink:to="lab_ck0001027596_S000108822Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember_label_en-US" xlink:label="lab_ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk, Financial Services Sector Risk Member</link:label>
    <link:label id="lab_ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sector Emphasis Risk, Financial Services Sector Risk Member</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember" xlink:href="ck0001027596-20260924.xsd#ck0001027596_SectorEmphasisRiskFinancialServicesSectorRiskMember"/>
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    <link:label id="lab_ck0001027596_DividendPayingSecuritiesRiskMember_label_en-US" xlink:label="lab_ck0001027596_DividendPayingSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dividend-Paying Securities Risk Member</link:label>
    <link:label id="lab_ck0001027596_DividendPayingSecuritiesRiskMember_documentation_en-US" xlink:label="lab_ck0001027596_DividendPayingSecuritiesRiskMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Dividend-Paying Securities Risk Member</link:label>
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