1. Histogenesis of gastro-duodenal ulcers;Yamagiwa;Karadano-Kagaku,1974
2. Gastric mucosal change by the aging;Yamagiwa;Saishin Igaku,1972
3. Peptic ulcer and gastric secretion;Yuki;Saishin Igaku,1979
4. Gastro-duodenal ulcers from psychological standpoint;Ishikawa;Saishin Igaku,1979
5. Clinical course, prognosis and recurrence of gastroduodenal ulcers;Nakamura;Saishin Igaku,1979