1. School of Materials Science and Engineering, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, PR China
2. Second Clinical Medical College, Zhejiang Chinese Medical University, Hangzhou, Zhejiang 310053, PR China
3. Jinhua Academy of Zhejiang Chinese Medicine University, Jinhua, Zhejiang 321015, PR China
4. Department of Dermatology, Zhejiang University School of Medicine First Affiliated Hospital Beilun Branch, Ningbo, Zhejiang 315800, PR China