RT Journal Article SR Electronic T1 Pituitary apoplexy treated by stereotactic transphenoidal aspiration JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 163 OP 175 VO 41 IS 4 A1 Gustavo Berti A1 William G. Heisey A1 Donald F. Dohn YR 1974 UL http://www.ccjm.org/content/41/4/163.abstract AB