TY - JOUR T1 - Placement JF - Journal of Nuclear Medicine Technology JO - J. Nucl. Med. Technol. SP - 20A LP - 20A VL - 13 IS - 1 A2 - , Y1 - 1985/03/01 UR - http://tech.snmjournals.org/content/13/1/20A.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -