| CHC | chromosome condensation; community health center; community health computing; community health counc... |
|---|---|
| CCN | caudal central nucleus; community care network; coronary care nursing; critical care nursing |
| CCRC | comprehensive care retirement community; continuing care retirement community |
| CHN | carbon, hydrogen, and nitrogen; child neurology; Chinese [hamster]; community health network; commun... |
| CHPA | community health planning agency; community health purchasing alliance |