| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| HTP | House-Tree-Person [test]; hydroxytryptophan; hypothromboplastinemia |
| PAF | paroxysmal atrial fibrillation; peroxisomal assembly factor; phosphodiesterase-activating factor; pl... |
| RWP | ragweed pollen; R-wave progression |
| TBT | tolbutamide test; tracheobronchial toilet; tracheobronchial tree |