| AGBAD | Alexander Graham Bell Association for the Deaf |
|---|---|
| HL | hairline; hairy leukoplakia; half life; hearing level; hearing loss; heparin lock; histiocytic lymph... |
| HT | Hashimoto thyroiditis; hearing test; hearing threshold; heart; heart transplantation, heart transpla... |
| AIR | amino-imidazole ribonucleotide; average impairment rating |
| BIDS | brittle hair, intellectual impairment, decreased fertility, and short stature [syndrome] |