[Gastric and duodenal ulcers in elderly patients].
Myshkin
K I
KI
Duboshina
T V
TV
Grekov
I I
II
D000368:Aged; D004381:Duodenal Ulcer / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D008875:Middle Aged; D013276:Stomach Ulcer / Q000175:diagnosis / Q000628:therapy
Iazvennaia bolezn' zheludka i dvenadtsatiperstnoĭ kishki u bol'nykh preklonnogo vozrasta.