| DBMS | data base management systems |
|---|---|
| DMS | delayed match-to-sample; delayed microembolism syndrome; demarcation membrane system; department of ... |
| ECM | electronic claims management; embryonic chick muscle; erythema chronicum migrans; experimental cereb... |
| E/M | electron microscope, electron microscopy; evaluation and management |
| ESMIS | Emergency Medical Services Management Information System |