| CG | cardiography; cardiogreen; choking gas; choriogenic gynecomastia; chorionic gonadotropin; chromogran... |
|---|---|
| ECG | Electro-Cardio-Graphy(-Gram); 심전도 = EKG 1. Conducting System Structu... |
| NIPTS | noise-induced permanent threshold shift |
| PDRB | Permanent Diability Rating Board |
| PPD | packs per day; paraphenylenediamine; percussion and postural drainage; permanent partial disability;... |