| ORS | olfactory reference syndrome; oral rehydration solution; oral surgery, oral surgeon; Orthopaedic Res... |
|---|---|
| PS | pacemaker syndrome; paired stimulation; paradoxical sleep; paraspinal; parasympathetic; Parkinson sy... |
| VATS | Video Assisted Thoracoscopic Surgery, Video-assisted thoracic surgery |
| FBSS | Failed Back Surgery Syndrome |
| GS | 1) Gall Stone 2) General Surgery |