Affiliation: | 1.Division of Cardiology, Department of Medicine, David Geffen School of Medicine,University of California, Los Angeles,Los Angeles,USA;2.Ronald Reagan UCLA Medical Center,Los Angeles,USA;3.Veterans Affairs West Los Angeles Medical Center,Los Angeles,USA;4.Nuclear Medicine Clinic, Department of Molecular and Medical Pharmacology, David Geffen School of Medicine,University of California, Los Angeles,Los Angeles,USA |