| ECG | Electro-Cardio-Graphy(-Gram); 심전도 = EKG 1. Conducting System Structu... |
|---|---|
| PC | avoirdupois weight [Lat. pondus civile]; packed cells; paper chromatography; paracortex; parent cell... |
| ESA | Electrolysis Society of America; endocardial surface area; epidermal surface antigen; esterase; este... |
| SA | salicylic acid; saline [solution]; salt added; sarcoidosis; sarcoma; scalenus anticus; secondary ame... |
| SSD | shaded surface display; single saturating dose; Social Security disability; source-skin distance; so... |