| NFID | National Foundation for Infectious Diseases |
|---|---|
| NFND | National Foundation for Neuromuscular Diseases |
| NIADDK | National Institute of Arthritis, Diabetes, Digestive and Kidney Diseases |
| NIAID | National Institute of Allergy and Infectious Diseases |
| NIAMDD | National Institute of Arthritis, Metabolism, and Digestive Diseases |