Closed (Verres needle) vs. open (Hasson cannula) approach to creating pneumoperitoneum in laparoscopic cholecystectomy in patients with no previous abdominal surgery: A systematic review and meta-analysis
1 Surgical departments, NMC Royal Hospital, Khalifa City, Abu Dhabi, UAE.
2 General Medicine department, Cambridge Medical & Rehabilitation Centre Abu Dhabi Branch, Abu Dhabi, UAE.
3 General medicine department, Faculty of Medicine, Mansoura University, Mansoura, Egypt.
4 Statistics department, MARS Global Clinical Research Solutions and Education Ltd., London, WC2H9JQ, UK.
5 General medicine department, New York University, Abu Dhabi, UAE.
6 Executive Director of Nursing & Midwifery Research, Hamad Medical Corporation, Doha, Qatar. Electronic address: [email protected].
7 Chairperson of Research Advisory Board, NMC Healthcare, United Arab Emirates; Medical Research and Clinical Studies Institute, The National Research Centre, Cairo, Egypt.