RT Journal Article SR Electronic T1 Chronic Subdural Hematoma JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 150 OP 156 VO 22 IS 4 A1 Taarnhøj, Palle YR 1955 UL http://www.ccjm.org/content/22/4/150.abstract AB