| t | Greek lower case letter tau; life [of radioisotope]; relaxation time; shear stress; spectral transmi... |
|---|---|
| MEDPAR | Medical Provider Analysis and Review; Medicare Provider Analysis and Review |
| MRA | magnetic resonance angiography; main renal artery; marrow repopulation activity; medical record anal... |
| ABGA | Arterial Blood Gas Analysis |
| A+E | accident and emergency [department]; analysis and evaluation |