| Hx | history; hypoxanthine |
|---|---|
| MHx | medical history |
| NSG | Hx nursing history |
| OH | hydroxycorticosteroid; obstructive hypopnea; occipital horn; occupational health; occupational histo... |
| PDH | past dental history; phosphate dehydrogenase; position-of-the-dynamometer-handle [test]; progressive... |