| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| OAS | old age security; oral allergy syndrome; osmotically active substance |
| JVP | [POMD P 49 - 52] 1) Jugular Vein Pressure 2) Jugular Venous Pulse ... |
| CR | calculation rate; calculus removed; calorie-restricted; cardiac rehabilitation; cardiac resuscitatio... |
| DRQ | discomfort relief quotient |