RT Journal Article SR Electronic T1 The Authors' Reply JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 439 OP 439 VO 16 IS 5 A1 Robert E. Henkin A1 James S. T. Yao A1 James L. Quinn III A1 John J. Bergan YR 1975 UL http://jnm.snmjournals.org/content/16/5/439.1.abstract AB