| ISB | incentive spirometry breathing |
|---|---|
| MB | Bachelor of Medicine [Lat. Medicinae Baccalaureus]; buccal margin; isoenzyme of creatine kinase cont... |
| MBC | male breast cancer; maximal bladder capacity; maximal breathing capacity; metastatic breast cancer; ... |
| PBA | polyclonal B-cell activity; pressure breathing assist; prolactin-binding assay; prune belly anomaly;... |
| PBZ | personal breathing zone; phenylbutazone; phenoxybenzamine; pyribenzamine |