| HAA | hearing aid amplifier; hemolytic anemia antigen; hepatitis-associated antigen; hospital activity ana... |
|---|---|
| HAd | hemadsorption; hospital administrator |
| HADS | hospital anxiety and depression scale |
| HAP | Handicapped Aid Program; Hazardous Air Pollutants [List]; hazardous air pollution; health alliance p... |
| HAPC | high-amplitude peristaltic contraction; hospital-acquired penetration contact |