RT Journal Article SR Electronic T1 Visual disturbances associated with primary empty sella syndrome JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 137 OP 140 VO 44 IS 3 A1 Xistris, Evangelos A1 Sweeney, Patrick J. A1 Gutman, Froncie A. YR 1977 UL http://www.ccjm.org/content/44/3/137.abstract AB