| DLMP | date of last menstrual period |
|---|---|
| DLNMP | date of last normal menstrual period |
| DOA | date of admission; dead on arrival; Department of Agriculture; depth of anesthesia; differential opt... |
| DOB | date of birth; doctor's order book |
| DOC | date of conception; deoxycholate; deoxycorticosterone; died of other causes; disorders of cornificat... |