RT Journal Article SR Electronic T1 Porous hydroxyapatite in orbital reconstructive surgery: radiologic recognition. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 239 OP 240 VO 13 IS 1 A1 Weindling, S M A1 Robinette, C L A1 Wesley, R E YR 1992 UL http://www.ajnr.org/content/13/1/239.abstract AB