Does high pneumoperitoneal pressure level has an impact on postoperative pain ? A prospective randomized trial oleh Seda Yuksel Simsek, Erhan Simsek, Gulsen Dogan Durdag, Safak Yilmaz Baran, Hakan Kalayci, Serdinc Ozdogan, Ferhat Samli, Songul Alemdaroglu, Esra Bulgan Kilicdag, Husnu Celik