| LSF | linear spread function; lymphocyte-stimulating factor |
|---|---|
| PSF | peak scatter factor; peptide supply factor; point spread function; pseudosarcomatous fasciitis |
| AC-DC, ac/dc | alternating current or direct current |
| CC | calcaneal-cuboid; calcium cyclamate; cardiac catheterization; cardiac contusion; cardiac cycle; card... |
| CS | calf serum; campomelic syndrome; carcinoid syndrome; cardiogenic shock; caries-susceptible; carotid ... |