[Heartburn in combination with high gastric acidity as an early symptom of peptic ulcer].
D004381:Duodenal Ulcer / Q000175:diagnosis; D005745:Gastric Acidity Determination; D006356:Heartburn / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000175:diagnosis*
Izzhoga v sochetanii s vysokoĭ kislotnost'iu zheludka kak ranniĭ simptom iazvennoĭ bolezni