title: [Primary definitive operations in perforated chronic gastroduodenal ulcers].
mesh_terms: D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000601:surgery*; D005743:Gastrectomy / Q000379:methods; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000601:surgery*; D013276:Stomach Ulcer / Q000601:surgery*
vernacular_title: A perforált krónikus gastro-duodenális fekélyek primer végleges mütéteiröl.