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  <xs:element name="ExercisePriceOfOptionAsPercentageOfFairMarketValueAtGrantDateMinimum" id="ebs_ExercisePriceOfOptionAsPercentageOfFairMarketValueAtGrantDateMinimum" type="num:percentItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="instant" />
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  <xs:element name="BusinessInterruptionInsuranceRecoveryTextBlock" id="ebs_BusinessInterruptionInsuranceRecoveryTextBlock" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" />
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  <xs:element name="NumberOfBusinessUnits" id="ebs_NumberOfBusinessUnits" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" abstract="false" xbrli:periodType="duration" />
  <xs:element name="OfficeBuildingPurchaseMember" id="ebs_OfficeBuildingPurchaseMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration" />
  <xs:element name="CashFlowPresentationOfExcessTaxBenefitAttributableToExerciseOfStockOptionsAndRestrictedStockUnitsMember" id="ebs_CashFlowPresentationOfExcessTaxBenefitAttributableToExerciseOfStockOptionsAndRestrictedStockUnitsMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" nillable="true" abstract="true" xbrli:periodType="duration" />
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</xs:schema>
