| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| DEF | decayed primary teeth requiring filling, decayed primary teeth requiring extraction, and primary tee... |
| PA | panic attack; pantothenic acid; paralysis agitans; paranoia; passive aggressive; pathology; patient'... |
| PCC | Pasteur Culture Collection; percutaneous cecostomy; pheochromocytoma; phosphate carrier compound; pl... |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |