1. Department of Experimental Surgery, Tangdu Hospital, The Fourth Military Medical University, Xi’an 710038, China
2. Department of Dermatology, Tangdu Hospital, The Fourth Military Medical University, Xi’an 710038, China
3. Department of Neurosurgery, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA 02115, USA
4. Department of Endocrinology, Xijing Hospital, The Fourth Military Medical University, Xi’an 710032, China