| DOB | date of birth; doctor's order book |
|---|---|
| DOC | date of conception; deoxycholate; deoxycorticosterone; died of other causes; disorders of cornificat... |
| DOD | date of death; dementia syndrome of depression; depth of discharge; died of disease; dissolved oxyge... |
| DOE | date of examination; desoxyephedrine; direct observation evaluation; dyspnea on exertion |
| DOI | date of injury; died of injuries; diffusion of innovations [theory] |