PT - JOURNAL ARTICLE AU - Wells, P C TI - When is a certification not a certification? DP - 1999 Jun 01 TA - Journal of Nuclear Medicine Technology PG - 85--87 VI - 27 IP - 2 4099 - http://tech.snmjournals.org/content/27/2/85.short 4100 - http://tech.snmjournals.org/content/27/2/85.full SO - J. Nucl. Med. Technol.1999 Jun 01; 27