| HA | H antigen; Hakim-Adams [syndrome]; halothane anesthesia; Hartley [guinea pig]; headache; health alli... |
|---|---|
| HA2 | hemadsorption virus 2 |
| HAD | health care alternatives development; hemadsorption; hospital administration, hospital administrator... |
| HAd | hemadsorption; hospital administrator |
| HAd-I | hemadsorption-inhibition |