RT Journal Article SR Electronic T1 Raymond Loring Libby, M.D. 1903–1976 JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 854 OP 854 VO 18 IS 8 A1 W. H. Blahd YR 1977 UL http://jnm.snmjournals.org/content/18/8/854.abstract AB