| HAI | hemagglutination inhibition; hepatic arterial infusion |
|---|---|
| HI | half-scan with interpolation; head injury; health insurance; hearing impaired; heart infusion; hemag... |
| H-I | hemagglutination-inhibition |
| HIA | Hearing Industries Association; heat infusion agar; hemagglutination inhibition antibody or assay |
| HIMT | hemagglutination inhibition morphine test |