<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A role used to relate a disease to another disease or disorder, but without specification or limitation of the relationship (causality or timing for example). Both the domain and the range for this role are 'Disease, Disorder or Finding'.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>