Grala, R [Bioptic picture of the small intestine in peptic ulcer]. [electronic resource] - Polski tygodnik lekarski (Warsaw, Poland : 1960) May 1968 - 816-8 p. digital Publication Type: Journal Article ISSN: 0032-3756 Subjects--Topical Terms: AdultBiopsyHumansIntestine, Small--pathologyPeptic Ulcer--pathology