<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A dosing measurement based on the pressor unit.(NCI)</n0:def-definition><n0:def-source>CDISC</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>The activity of a pressor agent expressed as one pressor unit being equal to the activity of 0.5 milligram of the USP Standard Powdered Pituitary U.S.P., a USP posterior pituitary reference standard.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>