<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Clinical manifestation of respiratory distress consisting of a relatively complete absence of oxygen.</n0:def-definition><n0:def-source>MSH2003_2003_05_12</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Absence or reduction of oxygen in body tissue. (PSY94)</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>