RT Journal Article SR Electronic T1 Primary Thrombophlebitis of the Left Subclavian Vein JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 66 OP 68 VO 2 IS 1 A1 C. R. K. Johnston YR 1935 UL http://www.ccjm.org/content/2/1/66.abstract AB