1. aDepartment of Neurological
Surgery, University of Wisconsin School of Medicine and Public Health, 600 Highland
Ave, Madison, WI 53792
2. Corresponding
Author: Daniel K Resnick, Professor Department of Neurological Surgery, University
of Wisconsin School of Medicine and Public Health Contact no 608-263-1411
3. Denotes equal first
authorship.
4. bDepartment of Dermatology,
University of Wisconsin School of Medicine and Public Health, 600 Highland Ave,
Madison, WI 53792
5. Post graduate Institute of
Medical Education and Research, Chandigarh, India 160012