RT Journal Article SR Electronic T1 Comparison of Tc-99m Methylene Diphosphonate with Tc-99m Pyrophosphate in the Detection of Acute Myocardial Infarction: Concise Communication JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 790 OP 792 VO 18 IS 8 A1 Amolak Singh A1 Michael Usher YR 1977 UL http://jnm.snmjournals.org/content/18/8/790.abstract AB