RT Journal Article SR Electronic T1 Performance of Solid-State 48 Detector Gamma Counter Using Solid Phase Total Thyroxin and Free Thyroxin Assays JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1623 OP 1626 VO 27 IS 10 A1 Helen M. Drew A1 Daniel W. Chan A1 Peter Fong YR 1986 UL http://jnm.snmjournals.org/content/27/10/1623.abstract AB