| NCTC | National Cancer Tissue Culture; National Collection of Type Cultures |
|---|---|
| NDC | National Data Communications; National Drug Code; Naval Dental Clinic; nondifferentiated cell |
| NHDS | National Health Data System; National Hospital Discharge Survey |
| NHF | National Health Federation; National Hemophilia Foundation; nonimmune hydrops fetalis |
| NHS | Nance-Horan syndrome; National Health Service; National Hospice Study; normal horse serum; normal hu... |