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1 Liver Surgery Unit, Department of Gastroenterology, University of Sao Paulo Medical School, Rua Dr. Enéas de Carvalho Aguiar, 255 - 9° andar - sala 9025, São Paulo, SP, CEP 05403-900, Brazil.
1 Liver Surgery Unit, Department of Gastroenterology, University of Sao Paulo Medical School, Rua Dr. Enéas de Carvalho Aguiar, 255 - 9° andar - sala 9025, São Paulo, SP, CEP 05403-900, Brazil.