| CMRR | common mode rejection ratio |
|---|---|
| CNR | cannabinoid receptor; Center for Nursing Research; contrast-to-noise ratio; Council of Nurse Researc... |
| COR | cardiac output recorder; comprehensive outpatient rehabilitation; conditioned orientation reflex; co... |
| C/P | cholesterol-phospholipid [ratio] |
| C/PL | cholesterol/phospholipid [ratio] |