TY - JOUR T1 - LETTER FROM THE EDITOR JF - Journal of Nuclear Medicine Technology JO - J. Nucl. Med. Technol. SP - 13 LP - 13 VL - 1 IS - 1 A2 - Isserstedt, Glenn A. Y1 - 1973/03/01 UR - http://tech.snmjournals.org/content/1/1/13.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -