[Chen, Ji] First Peoples Hosp Huaihua, Dept Endocrinol, Huaihua, Peoples R China.
[Guo, Peng; Yang, Fengrui] First Peoples Hosp Huaihua, Dept Anesthesiol, Huaihua, Peoples R China.
[Han, Mingming] Univ Sci & Technol China, Affiliated Hosp USTC 1, Dept Anesthesiol, Div Life Sci & Med, Hefei, Peoples R China.
[Qin, Jie; Chen, Kemin; Yang, Fengrui] Univ South China, Affiliated Hosp 1, Dept Anesthesiol, Hengyang, Peoples R China.
[Yang, Fengrui] First Peoples Hosp Huaihua, Dept Anesthesiol, 144 Jinxi South Rd, Huaihua 418000, Hunan, Peoples R China.