[Liu, Haidan; Zhou, Huiling; Liu, Jijia; Yang, Yifeng] Cent South Univ, Xiangya Hosp 2, Dept Cardiovasc Surg, Changsha, Peoples R China.
[Liu, Haidan; Zhou, Huiling; Yang, Yifeng] Cent South Univ, Xiangya Hosp 2, Clin Ctr Gene Diag & Therapy, Changsha, Peoples R China.
[Yang, Hong] Xiangyin Peoples Hosp, Dept Gen Surg, Yueyang, Peoples R China.
[Gong, Fengling] Hunan Normal Univ, Xiangdong Hosp, Dept Anesthesiol, Zhuzhou, Peoples R China.
[Zhou, Shaolong] Univ South China, Hengyang Med Sch, Hengyang, Peoples R China.