| DB | data base; date of birth; deep breath; dense body; dextran blue; diabetes, diabetic; diagonal band; ... |
|---|---|
| DBT | dry bulb temperature |
| OB | obese [mouse]; obese, obesity; objective benefit; obliterative bronchiolitis; obstetrics, obstetrici... |
| OLB | olfactory bulb; open liver biopsy; open lung biopsy |
| RUD | recurrent ulcer of the duodenal bulb |