<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Position of the X-ray beam about the patient from the caudal to cranial direction where movement from caudal to vertical is positive.</n0:def-definition><n0:def-source>DICOM</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Position of an object in reference to a patient, from the caudal to cranial direction.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>