| HAA | hearing aid amplifier; hemolytic anemia antigen; hepatitis-associated antigen; hospital activity ana... |
|---|---|
| HTA | heterophil transplantation antigen; human thymocyte antigen; hydroxytryptamine; hypophysiotropic are... |
| LA | lactic acid; large amount; laser angioplasty; late abortion; late antigen; latex agglutination; left... |
| LFA | left femoral artery; left frontal craniotomy; left fronto-anterior [fetal position]; leukocyte funct... |
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |