Incidence of marginal ulcer 1 month and 1 to 2 years after gastric bypass: A prospective consecutive endoscopic evaluation of 442 patients with morbid obesity 

Mortality associated with open and laparoscopic cholecystectomy Causas de mortalidad por colecistectomía tradicional y laparoscópica 1991-2010 

A prospective randomized study comparing patients with morbid obesity submitted to laparotomic gastric bypass with or without omentectomy 

Gastric leak after laparoscopic-sleeve gastrectomy for obesity 

Results of laparoscopic antireflux surgery in patients with gastroesophageal reflux Evaluación subjetiva y objetiva de los resultados de la cirugía antireflujo por video laparoscopía en pacientes con reflujo gastroesofágico 

Polyunsaturated fatty acid pattern in liver and erythrocyte phospholipids from obese patients 

Study of cytochrome P450 2E1 and its allele variants in liver injury of nondiabetic, noalcoholic steatohepatitis obese women 

Evaluation of the radiological gastric capacity and evolution of the BMI 2-3 years after sleeve gastrectomy 

Detalles técnicos y morbimortalidad de la fundoplicatura de Nissen laparoscópica en 503 pacientes con reflujo gastroesofágico 

Heme- and nonheme-iron absorption and iron status 12 mo after sleeve gastrectomy and Roux-en-Y gastric bypass in morbidly obese women