PT - JOURNAL ARTICLE ED - , TI - Placement DP - 1984 Mar 01 TA - Journal of Nuclear Medicine Technology PG - 15a--17a VI - 12 IP - 1 4099 - http://tech.snmjournals.org/content/12/1/15a.short 4100 - http://tech.snmjournals.org/content/12/1/15a.full SO - J. Nucl. Med. Technol.1984 Mar 01; 12