1. Academy of Integrative Medicine, Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian 350122, P.R. China
2. Department of Neurology, Fujian Medical University Union Hospital, Fuzhou, Fujian 350001, P.R. China
3. Department of Nephrology, The Second Affiliated People's Hospital of Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian 350003, P.R. China
4. Department of Nephrology, People's Hospital Affiliated to Fujian University of Traditional Chinese Medicine, Fuzhou, Fujian 350004, P.R. China