| A&B | apnea and bradycardia |
|---|---|
| ABC | absolute basophil count; absolute bone conduction; acalculous biliary colic; acid balance control; a... |
| AHI | active hostility index; Animal Health Institute; apnea-plus-hypopnea index |
| DVA | developmental venous anomaly; distance visual acuity; duration of voluntary apnea; vindesine |
| HSA | Hazardous Substances Act; Health Services Administration; health systems agency; hereditary siderobl... |