| TFR | total fertility rate; total flow resistance; transferrin receptor |
|---|---|
| ACR | abnormally contracting region; absolute catabolic rate; acriflavine; adenomatosis of colon and rectu... |
| 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... |