KOSTKEVICH, V K [On the methods of surgery in perforated ulcers of the stomach and duodenum]. [electronic resource] - Voenno-meditsinskii zhurnal Jun 1960 - 62-5 p. digital Publication Type: Journal Article ISSN: 0026-9050 Subjects--Topical Terms: DuodenumPeptic Ulcer PerforationUlcer