[Zhu, Xu] Hunan Univ Chinese Med, Coll Integrated Tradit Chinese & Western Med, Dept Epidemiol & Hlth Stat, Changsha, Hunan, Peoples R China.
[Xue, Jing] Cent South Univ, Xiangya Hosp, Dept Sci Res, Changsha, Hunan, Peoples R China.
[Liu, Zheng] Shandong First Med Univ, Hosp Affiliated 1, Dept Anesthesiol, Shandong Prov Qianfoshan Hosp, Jinan, Shandong, Peoples R China.
[Xiang, Jingsha; Dai, Wenjie] Cent South Univ, Xiangya Sch Publ Hlth, Changsha, Hunan, Peoples R China.
[Zhou, Qiaoling; Xu, Hui; Chen, Wenhang] Cent South Univ, Xiangya Hosp, Dept Nephrol, Changsha, Hunan, Peoples R China.