RT Journal Article SR Electronic T1 Quantitation of Presynaptic Cardiac Sympathetic Function with Carbon-11-Meta-Hydroxyephedrine JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1327 OP 1334 VO 39 IS 8 A1 James H. Caldwell A1 Keith Kroll A1 Zheng Li A1 Katherine Seymour A1 Jeanne M. Link A1 Kenneth A. Krohn YR 1998 UL http://jnm.snmjournals.org/content/39/8/1327.abstract AB