[ON THE ROENTGENOLOGICAL DIAGNOSIS OF ULCER OF THE PYLORODUODENAL CANAL].
D003933:Diagnosis; D004381:Duodenal Ulcer; D011859:Radiography; D013276:Stomach Ulcer; D014456:Ulcer
DIAGNOSIS; DUODENAL ULCER; RADIOGRAPHY; STOMACH ULCER
K RENTGENODIAGNOSTIKE IAZVENNO I BOLEZNI PILORE-DUODENAL'NOGO KANALA.