Jong Han Yoo, Jae Ho Shin, Min Sung An, Tae Kwun Ha, Kwang Hee Kim, Ki Beom Bae, Tae Hyeon Kim, Chang Soo Choi, Kwan Hee Hong, Jeong Kim, Soo Jin Jung, Sun Hee Kim, Kuk Hwan Rho, Jong Tae Kim, Young Il Yang
J Korean Soc Coloproctol. 2012;28(3):132-139. Published online June 30, 2012