| HAA | hearing aid amplifier; hemolytic anemia antigen; hepatitis-associated antigen; hospital activity ana... |
|---|---|
| HDA | heteroduplex analysis; Huntington Disease Association; hydroxydopamine |
| IAC | image analysis cytometry; ineffective airway clearance; internal auditory canal; interposed abdomina... |
| ICA | Institute of Clinical Analysis; internal carotid artery; intracranial aneurysm; islet cell antibody |
| IDA | idamycin; image display and analysis; iminodiacetic acid; insulin-degrading activity; iron deficienc... |