[Disputable problems in teaching about chronic gastroduodenitis].
D002908:Chronic Disease; D004382:Duodenitis / Q000175:diagnosis*; D004724:Endoscopy; D005756:Gastritis / Q000175:diagnosis*; D006801:Humans; D013663:Teaching
Spornye voprosy ucheniia o khronicheskikh gastroduodenitakh.