Utility of the MELD and MELD-Lactate scale in patients with severe Alcoholic Hepatitis as a predictor of severity and early mortality. Francisco I. García-Juárez; Irais A. Garcia-Espinosa; Claudia L. Dorantes-Nava; Jose L. Perez Hernandez; María F. Higuera-de la Tijera; Daniel Santana-Vargas;