Pimparkar, B D The after history of patients with perforated duodenal ulcer. [electronic resource] - The Journal of the Association of Physicians of India Oct 1967 - 449-56 p. digital Publication Type: Journal Article ISSN: 0004-5772 Subjects--Topical Terms: AdolescentAdultAgedDuodenal Ulcer--surgeryFemaleFollow-Up StudiesHumansMaleMiddle AgedPeptic Ulcer Perforation--surgery