| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |
|---|---|
| OET | oral endotracheal tube; oral esophageal tube |
| OHI | Occupational Health Institute; operative hypertension indicator; oral hygiene index; Oral Hygiene In... |
| AHI | active hostility index; Animal Health Institute; apnea-plus-hypopnea index |
| CONPA-DRI | III conpa-dri I plus intensified doxorubicin |