[Li, Zhaobing; Ma, Xiaofeng; Zhou, Dan; Li, Zili; Zhou, Qinyi] Univ South China, Affiliated Nanhua Hosp, Hengyang Med Sch, Dept Cardiol, 336 S Dongfeng Rd, Hengyang 421001, Hunan, Peoples R China.
[Zhou, Qinyi; Zhang, Yifang] Univ South China, Inst Cardiovasc Dis, Key Lab Arteriosclerol Hunan Prov, Hunan Int Sci & Technol Cooperat Base Arterioscler, Hengyang, Hunan, Peoples R China.
[Liu, Wang] Univ South China, Affiliated Nanhua Hosp, Hengyang Med Sch, Dept Gastrointestinal Surg, Hengyang, Hunan, Peoples R China.