TY - CPAPER TI - Schistosomiasis: emergency surgical treatment of acute esophageal varices bleeding PY - 1990 AU - Chaib, E AU - Machado, Marcel Cerqueira César AU - Tonini, K C AU - Chaib, S A AU - Pinotti, H W T2 - World Congress of the International College of Surgeons J2 - Abstract Book PP - Sao Paulo PB - International College of Surgeons ER -