RT Journal Article SR Electronic T1 MY PERSONAL OPINION: Do We Need More Than One Certification Board? JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 223 OP 224 VO 18 IS 4 A2 Reilley, John J. YR 1990 UL http://tech.snmjournals.org/content/18/4/223.abstract AB