1. Department of Dermatology, Hebei Traditional Chinese Medical Hospital, Shijiazhuang City, Hebei Province, China.
2. Department of Dermatology, Zanhuang County Hospital, Shijiazhuang City, Hebei Province, China.
3. Hebei University of Chinese Medicine, Shijiazhuang City, Hebei Province, China.
4. College of Integrative Medicine, Hebei University of Chinese Medicine, Shijiazhuang City, Hebei Province, China.