| NOTT | nocturnal oxygen therapy trial |
|---|---|
| OccTh | occupational therapy, occupational therapist |
| occ | ther occupational therapist or therapy |
| occup | Rx occupational therapy |
| OCT | object classification test; optimal cutting temperature; oral contraceptive therapy; ornithine carba... |
| HFX RT | hyperfractionated radiation therapy |
|---|---|
| MDT | multiple drug therapy |
| RIT | radioiodine therapy |
| TRT | thoracic radiation therapy |