1. Department of Interventional Radiology and Vascular SurgeryPeking University Third Hospital Beijing China
2. Department of DermatologyDuke University Medical Center Durham NC
3. Department of DermatologyPeking University Third Hospital Beijing China
4. Department of DermatologyThe First Hospital of Hebei Medical University Shijiazhuang China
5. Department of Surgery, Division of Plastic, Maxillofacial and Oral SurgeryDuke University Medical Center Durham NC