1. Andrology Laboratory, Hunan University of Chinese Medicine, Changsha 410208, China
2. Department of Andrology, Affiliated Bao’an Hospital of Traditional Chinese Medicine, The Seventh Clinical Medical College, Guangzhou University of Traditional Chinese Medicine, Shenzhen 518133, China
3. Andrology Laboratory, Hunan University of Medicine, Huaihua 418000, China
4. Department of Andrology, The First Hospital of Hunan University of Chinese Medicine, Changsha 410021, China