| HDN | hemolytic disease of the newborn |
|---|---|
| HHA | health hazard appraisal; hereditary hemolytic anemia; home health agency; home health aid; hypothala... |
| HHS | [Department of] Health and Human Services; Hearing Handicap Scale; hereditary hemolytic syndrome; hu... |
| HIB | heart infusion broth; hemolytic immune body; Hemophilus influenzae type B [vaccine] |
| HNSHA | hereditary nonspherocytic hemolytic anemia |