| OET | oral endotracheal tube; oral esophageal tube |
|---|---|
| OHI | Occupational Health Institute; operative hypertension indicator; oral hygiene index; Oral Hygiene In... |
| ACD | 1) Absolute Cardiac Dullness; 절대심둔탁음 2) Anemia of Chronic Disease &nbs... |
| TCBS | Thiosulfate Citrate Bile salt Sucrose agar |
| CC | calcaneal-cuboid; calcium cyclamate; cardiac catheterization; cardiac contusion; cardiac cycle; card... |