RT Journal Article SR Electronic T1 Pericardial Tumor Compared with Pericardial Effusion JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 697 OP 698 VO 13 IS 9 A1 Frank H. DeLand A1 Alvin H. Felman YR 1972 UL http://jnm.snmjournals.org/content/13/9/697.abstract AB