RT Journal Article SR Electronic T1 Re: Terminology Concerning Specific Activity of Radiopharmaceuticals JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 392 OP 392 VO 22 IS 4 A1 T. J. Tewson A1 M. J. Welch YR 1981 UL http://jnm.snmjournals.org/content/22/4/392.1.abstract AB