1 Xi'an University of Architecture and Technology, Xi'an, China.
2 Division of Cadre Sanatorium of Hainan and Geriatric Hospital of Hainan (CSH), Haikou, China.
3 Department of Biology, Shenzhen MSU-BIT University, Shenzhen, China.
4 Center for Medical Management Service Guidance of Health and Health Commission of Hainan Province, Haikou, China.
5 Department of Obstetrics and Gynecology, Huludao Second People's Hospital, Huludao, China.
6 Department of Integrated Traditional Chinese and Western Medicine, Tongji Medical College, Hubei Cancer Hospital, Huazhong University of Science and Technology, Wuhan, China - caidi87@126.com.