%0 Journal Article %A Naomi Alazraki %A Sheldon Hurwitz %A Samuel E. Halpern %A William L. Ashburn %T 169Yb-DTPA Cisternography: How Many Rads Does the Brain Receive? %D 1974 %J Journal of Nuclear Medicine %P 643-643 %V 15 %N 7 %U https://jnm.snmjournals.org/content/jnumed/15/7/643.full.pdf