1. Department of Pathology, Wuhan Third Hospital (Tongren Hospital of Wuhan University), Wuhan, Hubei Province 430060, China;
2. Department of Burn, Wuhan Third Hospital (Tongren Hospital of Wuhan University), Wuhan, Hubei Province 430060, China and
3. Department of Dermatology, Chongqing Hospital of Traditional Chinese Medicine, Chongqing 400011, China