| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
|---|---|
| MR | Maddox rods; magnetic resistance; magnetic resonance; mandibular reflex; mannose-resistant; may repe... |
| RR | radiation reaction; radiation response; rate ratio; rational recovery [group]; recovery room; relati... |
| CEA | carcinoembryonic antigen; carotid endarterectomy; cholesterol-esterifying activity; cost-effectivene... |
| e | base of natural logarithms, approximately 2.7182818285; egg transfer; ejection; electric charge; ele... |