| OB | obese [mouse]; obese, obesity; objective benefit; obliterative bronchiolitis; obstetrics, obstetrici... |
|---|---|
| OB | 1) Occult Blood 2) OBstetrics; 산과학 |
| AOIVM | angiographically occult intracranial vascular malformation |
| FOB | fecal occult blood; feet out of bed; fiberoptic bronchoscopy; foot of bed; functional observational ... |
| FOBT | fecal occult blood test |