PT - JOURNAL ARTICLE ED - Society of Nuclear Medicine TI - Placement DP - 1988 Mar 01 TA - Journal of Nuclear Medicine Technology PG - 21A--21A VI - 16 IP - 1 4099 - http://tech.snmjournals.org/content/16/1/21A.short 4100 - http://tech.snmjournals.org/content/16/1/21A.full SO - J. Nucl. Med. Technol.1988 Mar 01; 16