[1] Srivastava Hosp, Dept Minimal Access Surg, Agra, Uttar Pradesh, India
[2] Wockhardt Hosp, Ctr Bariatr & Metab Surg, Mumbai, Maharashtra, India
[3] ASCOMS Med Coll & Hosp, Dept Surg, Jammu, Jammu & Kashmir, India
[4] Lotus Hosp, Dept Minimal Access Surg, Erode, Tamil Nadu, India
[5] VIGOS Hosp, Dept Minimal Access Surg, Vadodara, Gujarat, India
[6] St Isabels Hosp, Dept Gen Gastrointestinal & Minimal Access Surg, 49,Oliver Rd, Chennai 600004, Tamil Nadu, India
[7] All India Inst Med Sci, Dept Surg Disciplines, New Delhi, India
[8] Univ Delhi, Dept Surg, Maulana Azad Med Coll, New Delhi, India
[9] Lok Nayak Hosp, Dept Gen Surg, New Delhi, India
[10] Burdwan Med Coll, Dept Surg, Bardhaman, W Bengal, India