TY - JOUR T1 - To the Editor JF - Journal of Nuclear Medicine Technology JO - J. Nucl. Med. Technol. SP - 246 LP - 246 VL - 20 IS - 4 AU - Maria V. Nagel AU - Sheila Rosenfeld AU - Johnny Scott AU - William H. Blahd Y1 - 1992/12/01 UR - http://tech.snmjournals.org/content/20/4/246.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -