U.
Ulcer, duodenal, of chronic intestinal catarrh, diagnosis,
gastric, influence on causation of cancer of stomach,
intestinal,
of intestine, prevention of recurrence,
of rectum, treatment,
U.
Ulcer, duodenal, of chronic intestinal catarrh, diagnosis,
gastric, influence on causation of cancer of stomach,
intestinal,
of intestine, prevention of recurrence,
of rectum, treatment,