<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>The period of time during which the product is considered usable after it is activated (opened).</n0:def-definition><n0:def-source>BRIDG</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>The period of time during which a product is considered usable after it is activated or opened.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>