[THE CLINICAL AND ROENTGENOLOGICAL PICTURE OF POSTBULBAR DUODENAL ULCER].
D004381:Duodenal Ulcer; D005853:Geriatrics; D006801:Humans; D010438:Peptic Ulcer Hemorrhage; D011859:Radiography
DUODENAL ULCER; GERIATRICS; PEPTIC ULCER HEMORRHAGE; RADIOGRAPHY
DAS KLINISCHE UND ROENTGENOLOGISCHE BILD DES POSTBULBAEREN ULCUS DUODENI.