| ANSI | American National Standards Institute |
|---|---|
| ASII | American Science Information Institute |
| BIR | basic incidence rate; British Institute of Radiology |
| CAPRI | Cardiopulmonary Research Institute |
| CMI | carbohydrate metabolism index; care management integration; case mix index; cell-mediated immunity; ... |
| NIEHS | National Institute of Environmental Health Sciences |
|---|---|
| NIHSS | National Institute of Health Stroke Scale |
| NIMH | National Institute of Mental Health |
| NINDS | National Institute of Neurological Disorders and Stroke |
| NIOSH | National Institute of Occupational Safety and Health |