PT - JOURNAL ARTICLE AU - Porter, William C. AU - Eck, Laura TI - To the Editor DP - 1995 Sep 01 TA - Journal of Nuclear Medicine Technology PG - 217--218 VI - 23 IP - 3 4099 - http://tech.snmjournals.org/content/23/3/217.short 4100 - http://tech.snmjournals.org/content/23/3/217.full SO - J. Nucl. Med. Technol.1995 Sep 01; 23