| ECG | Electro-Cardio-Graphy(-Gram); 심전도 = EKG 1. Conducting System Structu... |
|---|---|
| VSD | Ventricular Septal Defect ? Types of VSD 1. Subpulmonic(=... |
| IASD | interatrial septal defect; inter-auricular septal defect |
| DOUBTFUL | double quantum transition for finding unresolved lines |
| lpm | lines per minute; liters per minute |