| CHO | carbohydrate; Chinese hamster ovary; chorea |
|---|---|
| CRA | central retinal artery; Chinese restaurant asthma; chronic rheumatoid arthritis; constant relative a... |
| CRS | Carroll rating scale for depression; catheter-related sepsis; caudal regression syndrome; cervical s... |
| AAAS | American Association for the Advancement of Science |
| AALAS | American Association of Laboratory Animal Science |