作者单位:
Department of Urology, Penn Urology at Pennsylvania Hospital, Philadelphia, PA, United States
[1]
Center for Spine Health, Cleveland Clinic, 9500 Euclid Avenue, Desk-S40, Cleveland, OH 44195
[2]
Department of Neurosurgery, Hospital of the University of Pennsylvania, Philadelphia, PA, United
[3]
发布时间
2013-11-20