Wan X Y, Hu B, Zhou Z Y, Huang Y, Ren D L
Division of Gastrointestinal Surgery, The Sixth Affiliated Hospital, Sun Yat-Sen University, 26 Yuanchun Erheng Road, Guangzhou, 510655, Guangdong, People's Republic of China.
Tech Coloproctol. 2014 Jun;18(6):597-600. doi: 10.1007/s10151-013-1043-6. Epub 2013 Jul 16.