| CDA | Canadian Dental Association; Certified Dental Assistant; chenodeoxycholic acid; ciliary dyskinesia a... |
|---|---|
| CDAI | Crohn disease activity index |
| CEA | carcinoembryonic antigen; carotid endarterectomy; cholesterol-esterifying activity; cost-effectivene... |
| CFFA | cystic fibrosis factor activity |
| CHSO | total hemolytic serum C activity |