Response to letter to the editor by Rodriguez S et al

Carlos Moctezuma-Velazquez¹

• ¹Gastroenterology Department, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Vasco de Quiroga 15, Belisario Domínguez Secc 16, Tlalpan, Mexico City CP 14080, Mexico; Department of Medicine - Division of Gastroenterology (Liver Unit), University of Alberta, 8540 112 Street NW, Zeidler Ledcor Centre, Room 1-20B, Edmonton, Alberta T6G 2 × 8, Canada.