[Cai, Juan; Tang, Chengyuan; Sun, Lin; Xi, Yiyun; Yang, Ming] Cent South Univ, Xiangya Hosp 2, Dept Nephrol, Hunan Key Lab Kidney Dis & Blood Purificat, 139 Renmin Middle Rd, Changsha 410000, Hunan, Peoples R China.
[Xi, Yiyun] Univ South China, Changsha Cent Hosp, Hengyang Med Sch, Dept Nephrol & Immunol, Changsha, Hunan, Peoples R China.
[Deng, Zebin] Cent South Univ, Xiangya Hosp 2, Dept Urol, Changsha, Hunan, Peoples R China.
[Xiong, Xiaofeng] Cent South Univ, Xiangya Hosp 2, Dept Ultrasound Diag, Changsha, Peoples R China.
[Wei, Ling] Cent South Univ, Xiangya Hosp 2, Dept Rehabil, Changsha, Hunan, Peoples R China.