[Peng, Lijun] Univ South China, Hunan Childrens Hosp, Pediat Acad, Med Record Stat Off & Lib, Changsha 410007, Hunan, Peoples R China.
[Zhong, Yan] Hunan Childrens Hosp, Hlth Care Inst, Changsha 410007, Hunan, Peoples R China.
[Wang, Aiping] Univ South China, Inst Clin Med, Nanhua Affiliated Hosp, Hengyang 421001, Hunan, Peoples R China.
[Jiang, Zhisheng] Univ South China, Inst Cardiovasc Dis, Hengyang 421001, Hunan, Peoples R China.
[Jiang, Zhisheng] Univ South China, Key Lab Arteriosclerol Hunan Prov, Hengyang 421001, Hunan, Peoples R China.