1. Hebei Key Laboratory of Chinese Medicine Research on Cardio‑Cerebrovascular Disease, Hebei University of Chinese Medicine, Shijiazhuang, Hebei 050200, P.R. China
2. Department of Pathophysiology, Chengde Medical College, Chengde, Hebei 067000, P.R. China
3. The Reproductive Genetics Laboratory, Jinan Adicon Clinical Labor, Binzhou, Shandong 256600, P.R. China