RT Journal Article SR Electronic T1 Resolution Capability of a Multiprobe System for Determining Regional Lung Perfusion with 133Xe JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 959 OP 963 VO 15 IS 11 A1 Murugappan Ramanathan A1 James E. Wilson III YR 1974 UL http://jnm.snmjournals.org/content/15/11/959.abstract AB