| SAB | Sub-Arachnoidal Block |
|---|---|
| WPW Syndrome | Wolff-Parkinson-White Syndrome ? CIx 1. Drugs; AV Conduct... |
| ATB | at the time of the bomb [A-bomb in Japan]; atrial tachycardia with block |
| AVB | atrioventricular block |
| BBB | blood-brain barrier; blood buffer base; bundle-branch block |