| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| EDS | edema disease of swine; egg drop syndrome; Ehlers-Danlos syndrome; Emery-Dreifus syndrome; energy-di... |
| COLD | A cold agglutinin titer |
| Flu, Flue | inFluenzae; 감기 |
| FLU | 5-fluorouracil; flunitrazepam; fluphenazine; flutamide |