| TOF | 1) Tetralogy Of Fallot ? CIx of Corrective Op ... |
|---|---|
| TOF | tetralogy of Fallot; time-of-flight; train of four [monitor]; tracheo[o]esophageal fistula |
| DRES | dynamic random element stimuli |
| ETL | echo train length; expiratory threshold load |
| QID, qid, q.i.d. | Quarter In Die; Four Times a Day; 하루 네번, 1일 4회(一日四回) |