RT Journal Article SR Electronic T1 Visualization of Atrial Myocardium with Thallium-201: Case Report JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 984 OP 986 VO 18 IS 10 A1 Michael J. Cowley A1 H. Cecil Coghlan A1 Joseph R. Logic YR 1977 UL http://jnm.snmjournals.org/content/18/10/984.abstract AB