title: [Comparison of famotidine and ranitidine in duodenal ulcer].
mesh_terms: D002986:Clinical Trials as Topic; D004381:Duodenal Ulcer / Q000188:drug therapy*; D015738:Famotidine; D006635:Histamine H2 Antagonists / Q000627:therapeutic use*; D006801:Humans; D011899:Ranitidine / Q000627:therapeutic use*; D013844:Thiazoles / Q000627:therapeutic use*
chemical_list: D006635:Histamine H2 Antagonists; D013844:Thiazoles; D015738:Famotidine; D011899:Ranitidine
vernacular_title: Vergleich von Famotidin und Ranitidin bei Ulcus duodeni.