| SAR | scatter/air ratio; seasonal allergic rhinitis; sexual attitude reassessment; slowly adapting recepto... |
|---|---|
| SAS | sarcoma amplified sequence; self-rating anxiety scale; short arm splint; Sklar Aphasia Scale; sleep ... |
| SBF | serologic-blocking factor; specific blocking factor; splanchnic blood flow |
| SDA | right sacroanterior [fetal position] [Lat. sacrodextra anterior]; sialodacryoadenitis; specific dyna... |
| SDE | specific dynamic effect; subdural empyema |