Three port versus four port laparoscopic cholecystectomy- a prospective study Journal title: International Journal of Medical Research and Review Authors: TRV Wilkinson, Pranav Mehrotra, Prasad Y. Bansod, Murtaza Akhtar Subject(s): Medicine, Biomedicine, Microbiology, Anatomy, Anesthesiology, Internal Medicine, Otolaryngology, Obstetrics & Gynecology, Radiology, Nuclear Medicine & Medical Imaging