RT Journal Article SR Electronic T1 Carotid artery disease and central retinal artery occlusion JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 7 OP 11 VO 46 IS 1 A1 Tomsak, Robert L. A1 Hanson, Maurice A1 Gutman, Froncie A. YR 1979 UL http://www.ccjm.org/content/46/1/7.abstract AB