RT Journal Article SR Electronic T1 A Mathematical Model for the Heterogeneity of Myocardial Perfusion Using Nitrogen-13-Ammonia JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1312 OP 1319 VO 39 IS 8 A1 Klaas R. Visser A1 Joan G. Meeder A1 Johannes H.G.M. van Beek A1 Ernst E. van der Wall A1 Antoon T.M. Willemsen A1 Paul K. Blanksma YR 1998 UL http://jnm.snmjournals.org/content/39/8/1312.abstract AB