Pylorus-preserving pancreatoduodenectomy associated with longitudinal pancreatojejunostomy for treatment of chronic pancreatitis - Machado, Marcel C. C.; Cunha, José Eduardo M.; Bacchella, Telesforo; Penteado, Sonia; Jukemura, Jose; Abdo, Emilio E.; Montagnini, Andre L. (Offcial Journal of the International Association of Surgeons & Gastroenterologists, 2003)