[High-risk biliary surgery. Study of 108 patients operated using the tradition method].


This study is to inform the patients outcomes from biliary tract surgery, with surgical risk higher than normal, in a general hospital. It was observational, retrospective, longitudinal and descriptive study. Among 1989-1992 were studied 108 patients with a 30 days follow up, operated from one or more risk surgical factors, 63 cases were included because… (More)


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