| HDL-c | high-density lipoprotein-cell surface |
|---|---|
| HEPBsAg | hepatitis B surface antigen |
| ICSA | islet cell surface antibody |
| ISS | idiopathic short stature; injury severity score; International Society of Surgery; ion-scattering sp... |
| LA50 | total body surface area of burn that will kill 50% of patients (lethal area) |