Qiaoqiao Guo1, Qingqing Fang2, Zhijuan Zhou2, Jiangfeng Wu1. 1. Department of Ultrasound, The Affiliated Dongyang Hospital of Wenzhou Medical University, Dongyang, China. 2. Department of Ultrasound, Tianxiang East Hospital, Yiwu, China.
Authors: Penny F Whiting; Anne W S Rutjes; Marie E Westwood; Susan Mallett; Jonathan J Deeks; Johannes B Reitsma; Mariska M G Leeflang; Jonathan A C Sterne; Patrick M M Bossuyt Journal: Ann Intern Med Date: 2011-10-18 Impact factor: 25.391