<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Somebody who makes a report of any kind, e.g. a person who is authorized to gather and give a formal or official account or description of findings, events, issues and other information regarding clinical study, drug adverse effect, preclinical research results, data and safety monitoring, etc. to appropriate agency or institution.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>