| CHPA | community health planning agency; community health purchasing alliance |
|---|---|
| CLT(NCA) | Laboratory Technician Certified by the National Certification Agency for Medical Laboratory Personne... |
| CS(NCA) | Clinical Laboratory Scientist Certified by the National Certification Agency for Medical Laboratory ... |
| DEA | dehydroepiandrosterone; diethanolamine; Drug Enforcement Agency |
| EHA | Emotional Health Anonymous; Environmental Health Agency |