| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
|---|---|
| IR | drop of voltage across a resistor produced by a current; ileal resection; immune response; immunizat... |
| MLR | mean length response; middle latency response; mixed lymphocyte reaction |
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| RVR | reduced vascular response; renal vascular resistance; repetitive ventricular response; resistance to... |