Farris, G Ross Indirect evidence of sympathetic stimulation by regadenoson. [electronic resource] - Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology 04 2019 - 684-687 p. digital Publication Type: Case Reports; Journal Article ISSN: 1532-6551 Standard No.: 10.1007/s12350-018-1331-7 doi Subjects--Topical Terms: Adenosine A2 Receptor Agonists--pharmacologyAgedBlood PressureElectrocardiographyExercise TestHeart Rate--drug effectsHemodynamics--drug effectsHumansMaleMyocardial Perfusion ImagingPurines--pharmacologyPyrazoles--pharmacologyReceptor, Adenosine A2A--metabolismSympathetic Nervous System--drug effectsTomography, Emission-Computed, Single-Photon