RT Journal Article SR Electronic T1 Mediastinoscopy JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 19 OP 25 VO 38 IS 1 A1 Loop, Floyd D. A1 Groves, Laurence K. YR 1971 UL http://www.ccjm.org/content/38/1/19.abstract AB