| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
|---|---|
| CRO | cathode ray oscilloscope; centric relation occlusion |
| SAIDS | sexually acquired immunodeficiency syndrome; simian acquired immune deficiency syndrome |
| CO | carbon monoxide; cardiac output; castor oil; casualty officer; centric occlusion; cervical orthosis;... |
| ctr | central; center; centric |