1. School of Medicine, Hunan Normal University, Changsha 414006, Hunan, P.R. China
2. Key Laboratory of Chronic Noncommunicable Diseases, Yueyang Vocational Technical College, Yueyang 414006, Hunan, P.R. China
3. Yueyang Engineering Technology Research Center of Breast Disease Diagnosis and Treatment, Yueyang People’s Hospital, Yueyang Hospital Affiliated to Hunan Normal University, Yueyang 414006, Hunan, P.R. China
4. College of Health, Dongguan Polytechnic, Dongguan 523808, Guangdong, P.R. China