| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| DOSS | distal over-shoulder strap; dioctyl sodium sulfosuccinate; docusate sodium |
| DSS | dengue shock syndrome; dioctyl sodium sulfosuccinate; Disability Status Scale; discrete subaortic st... |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |
| OET | oral endotracheal tube; oral esophageal tube |