| HFD | hemorrhagic fever of deer; high-fiber diet; high forceps delivery; hospital field director; human fa... |
|---|---|
| HSDO | health services delivery organization |
| IDI | immunologically detectable insulin; induction-delivery interval; inter-dentale inferius |
| IDS | iduronate sulfatase; immune deficiency state; inhibitor of DNA synthesis; integrated delivery system... |
| IDT | immune diffusion test; instillation delivery time; intradermal typhoid [vaccine] |