Department of Gastroenterology;
Hospital Das Clínicas-University of So Paulo Medical School;
So Paulo-SP-CEP 05403-000;
BrazilPaulo Herman;
Praa Santos Coimbra;
10;
So Paulo-SP-CEP 05614-050;
Brazil;
Biliary lithiasis; Bilioenteric anastomosis; Cholangitis; Intrahepatic lithiasis; Liver resection;