Digestive adaptation with intestinal reserve: a neuroendocrine-based operation for morbid obesity - Santoro, Sérgio; Malzoni, Carlos E.; Velhote, Manoel C. P.; Milleo, Fábio Q.; Santo, Marco A.; Klajner, Sidney; Damiani, Durval; Maksoud, João G. (Obesity Surgery, 2006)