Bertleff, M.J.O.E.

ulcer laparoscopic peptic ulcer patient peptic repair surgery perforation laparoscopic repair patch group peptic ulcer disease treatment pylori procedure table result technique study closure suture method surgeon trial endosc fluid omental peptic ulcers biopsy postoperative disease lavage mortality infection hospital helicobacter complication lavage fluid management laparoscopy laparoscopic correction randomized world stomach incidence nasogastric morbidity omentoplasty genotype laparoscopic surgery correction sample journal figure world journal peritoniti comparison reason hapter laparoscopic procedure omental patch conversion omentum review stamp laparoscopic group laparoscopically factor graham therapy pylori status layer symptom outcome perforations score leakage problem presence operation