Predicting portal hypertension and variceal bleeding using non-invasive measurements of metabolic variables oleh Mohammed Eslam, Javier Ampuero, Maria Jover, Hesham Abd-Elhalim, Diego Rincon, Mohammed Shatat, Ines Camacho, Amal Kamal, Oreste Lo Iacono, Zainb Nasr, Lourdes Grande, Rafael Banares, Mahmoud A. Khattab, Manuel Romero-Gomez, M.D., Ph.D.