RT Journal Article SR Electronic T1 131I-IHSA versus 169Yb-DTPA for “Cisternography” JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 916 OP 917 VO 15 IS 10 A1 Peter M. Ronai YR 1974 UL http://jnm.snmjournals.org/content/15/10/916.abstract AB