RT Journal Article SR Electronic T1 Asymmetric temporal bone pneumatization: an MR imaging pitfall. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 803 OP 803 VO 9 IS 4 A1 Haynes, R C A1 Amy, J R YR 1988 UL http://www.ajnr.org/content/9/4/803.abstract AB