PT - JOURNAL ARTICLE ED - Society of Nuclear Medicine TI - Placement DP - 1974 Mar 01 TA - Journal of Nuclear Medicine Technology PG - XXI--XXI VI - 2 IP - 1 4099 - http://tech.snmjournals.org/content/2/1/XXI.short 4100 - http://tech.snmjournals.org/content/2/1/XXI.full SO - J. Nucl. Med. Technol.1974 Mar 01; 2