| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| EPA | eicosapentaenoic acid; empiric phrase association; Environmental Protection Agency; erect posterior-... |
| EPA/RCRA | Environmental Protection Agency Resource Conservation and Recovery Act |
| TCLP | Toxicity Characteristic Leachate Procedure [EPA battery test] |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |