| hf | half; high frequency |
|---|---|
| HI | half-scan with interpolation; head injury; health insurance; hearing impaired; heart infusion; hemag... |
| HL | hairline; hairy leukoplakia; half life; hearing level; hearing loss; heparin lock; histiocytic lymph... |
| HS | Haber syndrome; half strength; hamstring; hand surgery; Hartmann solution; head sling; healthy subje... |
| HVL, hvl | half-value layer |