| NHA | National Health Association; National Hearing Association; National Hemophilia Association; nonspeci... |
|---|---|
| NPF | nasopharyngeal fiberscope; National Parkinson Foundation; National Pharmaceutical Foundation; Nation... |
| HII | Health Industries Institute; Health Insurance Institute; hemagglutination inhibitor immunoassay |
| IAM | Institute of Applied Microbiology [Japan]; Institute of Aviation Medicine; internal auditory meatus |
| ICR | [distance between] iliac crests; Institute for Cancer Research; Institute for Cancer Research [mouse... |