Affiliation: | 1. Liver Clinic, Department of Gastroenterology, Instituto Nacional de Ciencias Médicas y Nutrición “Salvador Zubirán”, México D.F, Tlalpan, México;2. Division of Gastroenterology and Hepatology, University of Arkansas for Medical Sciences (UAMS), Little Rock, AR, USA;3. Department of Neurology, Instituto Nacional de Ciencias Médicas y Nutrición “Salvador Zubirán”, México D.F, Tlalpan, México;4. Department of Internal Medicine I, University of Bonn, Bonn, Germany |