RT Journal Article SR Electronic T1 Limitation on Exposure to Ionizing Radiation: Recommendation of the National Council on Radiation Protection Measurements JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 94 OP 94 VO 22 IS 2 A1 Reiman, Robert E. A1 Coleman, R. Edward YR 1994 UL http://tech.snmjournals.org/content/22/2/94.1.abstract AB