@misc{misc7d8fa8f8, title = {Prognosis signs in biliary structures}, author = {Abdo, E. E. and Monteiro da Cunha, José Eduardo and Bacchella, Telesforo and Penteado, S. and Giovanoli, A C V and Machado, Marcel Cerqueira César and Pinotti, H W}, year = {1986}, booktitle = {World Congress on Gastroenterology} }