| SSD | shaded surface display; single saturating dose; Social Security disability; source-skin distance; so... |
|---|---|
| CSO | claims services only; common source outbreak; craniostenosis; craniosynostosis; ostium of coronary s... |
| MSI | magnetic source imaging; medium-scale integration |
| SAD | Scale of Anxiety and Depression; seasonal affective disorder; Self-Assessment Depression [scale]; se... |
| VPS | ventriculoperitoneal shunt; verbal pain scale; virtual point source; visual pleural space; volume pe... |