RT Journal Article SR Electronic T1 The Assay of Iodine-123 JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 220 OP 222 VO 17 IS 3 A1 Hudson, F. R. A1 Glass, H. I. A1 Waters, S. L. YR 1976 UL http://jnm.snmjournals.org/content/17/3/220.abstract AB