TY - JOUR T1 - Letter from the Editor JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 1225 LP - 1226 VL - 20 IS - 12 AU - Frank H. Deland Y1 - 1979/12/01 UR - http://jnm.snmjournals.org/content/20/12/1225.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -