RT Journal Article SR Electronic T1 Background Correction in First-Pass Radionuclide Angiography: Comparison of Several Approaches JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1480 OP 1486 VO 27 IS 9 A1 Rami Gal A1 Raymond P. Grenier A1 Donald H. Schmidt A1 Steven C. Port YR 1986 UL http://jnm.snmjournals.org/content/27/9/1480.abstract AB