title: [New concepts of the seasonal evolution of duodenal ulcers].
mesh_terms: D000390:Air Ionization; D002256:Carbonic Anhydrases / Q000032:analysis*; D002927:Cimetidine / Q000494:pharmacology; D004381:Duodenal Ulcer / Q000201:enzymology*; D005750:Gastric Juice / Q000378:metabolism; D005753:Gastric Mucosa / Q000201:enzymology; D006632:Histamine / Q000494:pharmacology; D006801:Humans; D012621:Seasons; D014887:Weather
chemical_list: D002927:Cimetidine; D006632:Histamine; D002256:Carbonic Anhydrases
vernacular_title: Concepţii noi privind evoluţia sezonieră a ulcerelor duodenale.