Genc, V., Sulaimanov, M., Cipe, G., Basceken, S. I., Erverdi, N., Gurel, M., Aras, N., & Hazinedaroglu, S. M. (2011). What necessitates the conversion to open cholecystectomy? A retrospective analysis of 5164 consecutive laparoscopic operations . Clinics, 66(3), 417-420. https://doi.org/10.1590/S1807-59322011000300009