[H2 antagonists and surgery of peptic ulcer].
D002927:Cimetidine / Q000627:therapeutic use*; D006801:Humans; D010437:Peptic Ulcer / Q000188:drug therapy / Q000601:surgery*; D011899:Ranitidine / Q000627:therapeutic use*; D012008:Recurrence
D002927:Cimetidine; D011899:Ranitidine
Antagonistas H2 y Cirugía de la úlcera péptica.