TY - JOUR T1 - Editorial JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 831 LP - 831 VL - 15 IS - 10 AU - Belton A. Burrows Y1 - 1974/10/01 UR - http://jnm.snmjournals.org/content/15/10/831.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -