TY - JOUR T1 - The Authors' Reply JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 341 LP - 342 VL - 13 IS - 5 AU - William C. Eckelman AU - George Meinken AU - Powell Richards Y1 - 1972/05/01 UR - http://jnm.snmjournals.org/content/13/5/341.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -