RT Journal Article SR Electronic T1 Imaging the Heart: Cardiac Scintigraphy and Echocardiography in U.S. Hospitals (1983) JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1635 OP 1641 VO 27 IS 10 A1 Stephen J. McPhee A1 Deborah W. Garnick YR 1986 UL http://jnm.snmjournals.org/content/27/10/1635.abstract AB