code: private PHSFellowshipSupplemental20Document getPHSFellowshipSupplemental20() {
          PHSFellowshipSupplemental20Document phsFellowshipSupplementalDocument = PHSFellowshipSupplemental20Document.Factory
                  .newInstance();
          PHSFellowshipSupplemental20 phsFellowshipSupplemental = phsFellowshipSupplementalDocument
                  .addNewPHSFellowshipSupplemental20();
          phsFellowshipSupplemental.setFormVersion(FormVersion.v2_0.getVersion());
          phsFellowshipSupplemental.setApplicationType(getApplicationType());
          phsFellowshipSupplemental.setAppendix(getAppendix());
          setQuestionnaireData(phsFellowshipSupplemental);
          return phsFellowshipSupplementalDocument;
      }
docs: /*
  This method is used to get PHSFellowshipSupplemental20 XMLObject and set the data to it from DevelopmentProposal data.