Szu-Hao Chiu1, I Liang Liu2, Yu Wen Chen2, Cheng-Che E Lan3. 1. Department of Dermatology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan. 2. Department of Dermatology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan. 3. Department of Dermatology, Kaohsiung Medical University Hospital, Kaohsiung, Taiwan; Department of Dermatology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan. Electronic address: laneric@cc.kmu.edu.tw.