| RCM | radial contour model; radiographic contrast medium; red cell mass; reinforced clostridial medium; re... |
|---|---|
| RSM | risk screening model; Royal Society of Medicine |
| SPM | shocks per minute; spermine; subhuman primate model; suspended particulate matter; synaptic plasma m... |
| ALE | active life expectancy; allowable limits of error; amputated lower extremity |
| 'Greek letter alpha' | angular acceleration; first [carbon atom next to the carbon atom bearing the active group in organic... |