| SD | Sandhoff disease; senile dementia; septal defect; serologically defined; serologically detectable; s... |
|---|---|
| BLS | Basic Life Support |
| ABC | absolute basophil count; absolute bone conduction; acalculous biliary colic; acid balance control; a... |
| BASIC | Beginner's All-Purpose Symbolic Introduction Code |
| BAT | basic aid training; best available technology; blunt abdominal trauma; brown adipose tissue |