[ON THE PROBLEM OF ULCER IN THE AGED].
D001161:Arteriosclerosis; D001167:Arteritis; D005756:Gastritis; D005853:Geriatrics; D006801:Humans; D010336:Pathology; D013276:Stomach Ulcer; D014456:Ulcer
ARTERIOSCLEROSIS; ARTERITIS; GASTRITIS; GERIATRICS; PATHOLOGY; STOMACH ULCER