| Acronym | Meaning |
 | BARC | Beltsville Agricultural Research Center |
| BMDO | Ballistic Missile Defense Organization |
| DNSC | Defense National Stockpile Center |
| GSA | General Services Administration |
| IO | Bureau Of International Organization Affairs |
| EHP | Environmental Health Perspectives |
| LC | Library Of Congress |
| OFHEO | Office Of Federal Housing Enterprise Oversight |
| PUMS | Public Use Microdata Samples |
| DEA | Drug Enforcement Administration |
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