1. Division of Hematology-Oncology, Departments of Internal Medicine, Chang Gung Memorial Hospital, Chang Gung University, Taoyuan 333, Taiwan, ROC
2. Institute of Bioinformatics and Structural Biology, National Tsing Hua University, Hsinchu 300, Taiwan, ROC
3. Department of Dermatology, Chang Gung Memorial Hospital, Chang Gung University, Taoyuan 333, Taiwan, ROC