[Clinical characteristics of viral hepatitis in patients with an ulcer disease].
D002908:Chronic Disease; D006506:Hepatitis A / Q000150:complications*; D006801:Humans; D007565:Jaundice / Q000150:complications; D010437:Peptic Ulcer / Q000150:complications*; D013997:Time Factors
Klinicheskaia kharakteristika virusnogo gepatita u bol'nyk iazvennoĭ bolezn'iu