RT Journal Article SR Electronic T1 The Search for a Gamma-Emitting Estrogenic Ligand JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 593 OP 595 VO 21 IS 6 A1 Kenneth A. Krohn YR 1980 UL http://jnm.snmjournals.org/content/21/6/593.abstract AB