[Clinico-morphological characteristics of stomach ulcer in middle-aged and aged patients].
D000367:Age Factors; D000368:Aged; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013270:Stomach / Q000473:pathology; D013276:Stomach Ulcer / Q000175:diagnosis / Q000473:pathology
Kliniko-morfologicheskaia kharakteristika iazvennykh porazheniĭ zheludka u lits pozhilogo i starcheskogo vozrasta