%0 Journal Article %A Sydney Heyman %T Volume-Dependent Pulmonary Aspiration of a Swallowed Radionuclide Bolus %D 1997 %J Journal of Nuclear Medicine %P 103-104 %V 38 %N 1 %U https://jnm.snmjournals.org/content/jnumed/38/1/103.full.pdf