Comorbidity? YES
              Cardial Comorbidity? YES
                Angina? YES
                MI? NO
              Vascular Comorbidity?
                (no answers)
              ...
            Histopathology
              Abdominal
                pT category: 1a
              ...
<subjectType value="Patient"/> <item> <linkId value="1"/> <concept> <system value="http://example.org/system/code/sections"/> <code value="COMORBIDITY"/> </concept> <type value="group"/> <item> <linkId value="1.1"/> <concept> <system value="http://example.org/system/code/questions"/> <code value="COMORB"/> </concept> <type value="choice"/> <options> <reference value="http://hl7.org/fhir/ValueSet/yesnodontknow"/> </options> <item> <linkId value="1.1.1"/> <concept> <system value="http://example.org/system/code/sections"/> <code value="CARDIAL"/> </concept> <type value="group"/> <item> <linkId value="1.1.1.1"/> <concept> <system value="http://example.org/system/code/questions"/> <code value="COMORBCAR"/> </concept> <type value="choice"/> <options> <reference value="http://hl7.org/fhir/ValueSet/yesnodontknow"/> </options> </item> <item> <linkId value="1.1.1.2"/> <concept> <system value="http://example.org/system/code/questions"/> <code value="COMCAR00"/> <display value="Angina Pectoris"/> </concept> <concept> <system value="http://snomed.info/sct"/> <code value="194828000"/> <display value="Angina (disorder)"/> </concept> <type value="choice"/> <options> <reference value="http://hl7.org/fhir/ValueSet/yesnodontknow"/> </options> </item> <item> <linkId value="1.1.1.3"/> <concept> <system value="http://snomed.info/sct"/> <code value="22298006"/> <display value="Myocardial infarction (disorder)"/> </concept> <type value="choice"/> <options> <reference value="http://hl7.org/fhir/ValueSet/yesnodontknow"/> </options> </item> </item> </item> </item> <item> <linkId value="2"/> <concept> <system value="http://example.org/system/code/sections"/> <code value="HISTOPATHOLOGY"/> </concept> <type value="group"/> <item> <linkId value="2.1"/> <concept> <system value="http://example.org/system/code/sections"/> <code value="ABDOMINAL"/> </concept> <type value="group"/> <item> <linkId value="2.1.2"/> <concept> <system value="http://example.org/system/code/questions"/> <code value="STADPT"/> <display value="pT category"/> </concept> <type value="choice"/> </item> </item> </item> </Questionnaire>