1. Center for Reproductive Medicine and Department of Traditional Chinese Medicine, Peking University Third Hospital, Beijing, China
2. Department of Neurobiology, and Key Laboratory for Neuroscience, Ministry of Education/National Health and Family Planning Commission, Neuroscience Research Institute, Peking University, Beijing, China
3. Department of Pain Medicine, Sichuan Hospital of Integrated Chinese and Western Medicine, Chengdu, China
4. Center for Integrative Medicine, School of Medicine, University of Maryland, Baltimore, Maryland, USA
5. School of Chinese Medicine, The University of Hong Kong, Pokfulam, Hong Kong