| 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... |
| PID | 1) Pelvic Inflammatory Disease; 골반 염증성 질환 [Chap 89, HP 534-8] 2) Plasma I... |
| PIT | Plasma Iron Turnover |