1. Department of Chinese Medicine, First Affiliated Hospital of Gannan Medical University, Ganzhou, Jiangxi 341000, China
2. Department of Andrology, Nanchang Reproductive Hospital, Nanchang, Jiangxi 330000, China
3. Department of Andrology, Guangdong Provincial Hospital of Traditional Chinese Medicine, Zhuhai Hospital, Zhuhai, Guangdong 519000, China
4. Department of Anorectal, Ganzhou Hospital of Traditional Chinese Medicine, Ganzhou, Jiangxi 341000, China