TY - GEN AU - FRANGENHEIM,H TI - Clinical and anatomical findings after over-perforation of freely perforated gastric duodenal ulcers SN - 0009-4722 PY - 2008///1016 KW - Duodenal Ulcer KW - Duodenum KW - Humans KW - Peptic Ulcer KW - surgery KW - Ulcer N1 - Publication Type: Journal Article ER -