| CDS | cardiovascular surgery; catechol-3, 5-disulfonate; caudal dysplasia syndrome; Chemical Data System; ... |
|---|---|
| CE | California encephalitis; cardiac enlargement; cardioesophageal; carotid endarterectomy; catamenial e... |
| chem | chemistry, chemical; chemotherapy |
| CHEMLINE | Chemical Dictionary On-Line |
| CHEMTREC | Chemical Transportation Emergency Center |