1. Department of Dermatology, Affiliated Hospital of Youjiang Medical University for Nationalities, Baise, Guangxi, P. R. China.
2. Department of Laboratory Medicine, Affiliated Hospital of Youjiang Medical University for Nationalities, Baise, Guangxi, P. R. China.
3. Institute of Medical Laboratory, Youjiang Medical University for Nationalities, Baise, Guangxi, P. R. China.