[1] Chinese Peoples Liberat Army Gen Hosp, Dept Intervent Ultrasound, 28 Fuxing Rd, Beijing 100853, Peoples R China
[2] Gen Hosp Chinese Peoples Armed Police Forces, Dept Ultrasound, Beijing, Peoples R China
[3] Sun Yat Sen Univ, Affiliated Hosp 3, Dept Ultrasound, Guangdong Key Lab Liver Dis Res, Guangzhou, Guangdong, Peoples R China
[4] Third Peoples Hosp Longgang Dist Shenzhen, Dept Ultrasound, Shenzhen, Peoples R China
[5] Lanzhou Univ, Hosp 2, Childrens Hosp, Funct Examinat Dept, Lanzhou, Gansu, Peoples R China
[6] Harbin Med Univ, Affiliated Hosp 1, Ultrasound Dept, Harbin, Heilongjiang, Peoples R China
[7] Guangzhou Eighth Peoples Hosp, Ultrasound Dept, Guangzhou, Guangdong, Peoples R China
[8] China Med Univ, Shengjing Hosp, Dept Ultrasound, Shenyang, Liaoning, Peoples R China
[9] Zhejiang Univ, Med Coll, Affiliated Hosp 1, Dept Uhrasonog, Hangzhou, Zhejiang, Peoples R China
[10] Capital Med Univ, Beijing Youan Hosp, Funct Diag Ctr, Beijing, Peoples R China
[11] Second Peoples Hosp Yunnan Prov, Ultrasound Dept, Kunming, Yunnan, Peoples R China
[12] Xi An Jiao Tong Univ, Affiliated Hosp 1, Ultrasound Dept, Xian, Shaanxi, Peoples R China
[13] Sun Yat Sen Univ, Affiliated Hosp 1, Inst Diagnost & Intervent Ultrasound, Dept Med Ultrason, Guangzhou, Guangdong, Peoples R China
[14] Nanjing Univ TCM, Affiliated Hosp, Jiangsu Prov Hosp TCM, Dept Ultrasound, Nanjing, Jiangsu, Peoples R China