RT Journal Article SR Electronic T1 Loss of 123I-MIBG Uptake by the Heart in Parkinson's Disease: Assessment of Cardiac Sympathetic Denervation and Diagnostic Value JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1594 OP 1594 VO 41 IS 9 A1 Masahiro Ohmura YR 2000 UL http://jnm.snmjournals.org/content/41/9/1594.1.abstract AB