Costa, Beatriz, Sousa, Francisco, Carvalho, César, Serôdio, Marco, AND Moeria, Joana. " M.E.L.D. in surgical risk evaluation of cirrhotic patients - Preliminary analysis of 98 cases - M.E.L.D. in surgical risk evaluation" Revista Portuguesa de Cirurgia [Online], Number 5 (28 June 2008)