[Concomitant peptic ulcer of the duodenum and esophagus].
D004381:Duodenal Ulcer; D004386:Duodenum; D004941:Esophagitis; D004942:Esophagitis, Peptic; D006801:Humans; D010437:Peptic Ulcer
DUODENAL ULCER; ESOPHAGITIS, PEPTIC