RT Journal Article SR Electronic T1 Ion-Binding Measurement by Isotopic Exchange JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 175 OP 177 VO 9 IS 5 A1 Cho, C. M. A1 Greco, J. A1 Kaplan, E. YR 1968 UL http://jnm.snmjournals.org/content/9/5/175.abstract AB