1. Department of Dermatology; Boston University School of Medicine; Boston; MA; USA
2. Rizhao General Hospital; Rizhao; Shandong Province; China
3. Department of Pathology and Lab Medicine; University of Pennsylvania; Philadelphia; PA; USA
4. Department of Pathology; Fourth Military Medical University; Xian; Shanxi; China
5. Division of Hematology/Oncology; Department of Medicine; University of Alabama at Birmingham School of Medicine; Birmingham; Al; USA
6. Ludwig Institute for Cancer Research; University of Oxford; Oxford; UK