What necessitates the conversion to open cholecystectomy? A retrospective analysis of 5164 consecutive laparoscopic operations . Clinics, [S. l.], v. 66, n. 3, p. 417–420, 2011. DOI: 10.1590/S1807-59322011000300009. Disponível em: https://www.revistas.usp.br/clinics/article/view/19230.. Acesso em: 30 apr. 2024.