by Liu, Yan, MD, Lu, Zheng, PhD, Zou, Duo-wu, PhD, Jin, Zhen-dong, PhD, Liu, Feng, PhD, Li, Shu-de, PhD, Zhan, Xian-bao, PhD, Zhang, Wen-jun, PhD, Wu, Ren-pei, BD, Yao, Yin-zhen, BD, Yang, Li, BD, Li, Zhaoshen, MD
Published in Gastrointestinal endoscopy (01.05.2009)