RT Journal Article SR Electronic T1 Safety and Effectiveness Considerations with Particulate Lung Scanning Agents JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 223 OP 227 VO 10 IS 4 A1 Kowalsky, Richard J. YR 1982 UL http://tech.snmjournals.org/content/10/4/223.abstract AB