| gtt | guttae; drops; 방울 방울 |
|---|---|
| RBA | relative binding affinity; rescue breathing apparatus; right basilar artery; right brachial artery; ... |
| RIRB | radioiodinated rose bengal |
| NREM | Non-Rapid Eye Movement |
| OD | 1) Doctor of Optometry 2) Oculus Dexter; Right Eye; 우측눈 3)... |