| MB | Bachelor of Medicine [Lat. Medicinae Baccalaureus]; buccal margin; isoenzyme of creatine kinase cont... |
|---|---|
| MDNB | mean daily nitrogen balance; metadinitrobenzene |
| SB | Bachelor of Science; Schwartz-Bartter [syndrome]; serum bilirubin; shortness of breath; sick bay; si... |