| DOS | day of surgery; deoxystreptamine; disk operating system; Doctor of Ocular Science; Doctor of Optical... |
|---|---|
| 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 |