code: def get_study_txt(self, goid):
          
          if goid in self.go2res:
              res = self.go2res[goid]
              if res.study_items is not None:
                  return self._get_item_str(res)
              else:
                  return self.fmtres.format(study_count=res.study_count)
docs: Get GO text from GOEA study.