1. Department of Dermatology, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan;
2. Department of Pathology and Laboratory Medicine, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan;
3. School of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan;
4. Department of Clinical Pathology, Shuang Ho Hospital, Taipei Medical University, New Taipei City, Taiwan;
5. Institute of Biomedical Sciences, National Sun Yat-Sen University, Kaohsiung, Taiwan; and
6. Ministry of Health and Welfare Pintung Hospital, Pintung, Taiwan.