RT Journal Article SR Electronic T1 Color Atlas of Microneurosurgery by Wolfgang T. Koos and Robert F. Spetzler JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 117 OP 118 VO 53 IS 1 A1 Joseph F. Hahn YR 1986 UL http://www.ccjm.org/content/53/1/117.3.abstract AB