1. Department of Dermatology; Taipei Veterans General Hospital; No. 201, Sec. 2, Shipai Rd., Beitou District Taipei 11217 Taiwan
2. Department of Dermatology; National Yang-Ming University; No. 155, Sec.2, Linong Street Taipei 112 Taiwan
3. Department of Dermatology; Wan Fang Hospital; Taipei Medical University; No. 111, Section 3, Hsing-Long Rd Taipei 116 Taiwan
4. Department of Dermatology; Taichung Veterans General Hospital; 1650 Taiwan Boulevard Sect. 4 Taichung 40705 Taiwan
5. Department of Dermatology; National Defense Medical Center; No. 161, Sec. 6, Minquan E. Rd., Neihu Dist Taipei 114 Taiwan