| Acronym | Meaning |
 | GAO | Government Accountability Office |
| OLMS | Office Of Labor Management Standards |
| UPU | Universal Postal Union |
| ACF | Administration For Children And Families |
| NCHS | National Center For Health Statistics |
| EREN | Energy Efficiency And Renewable Energy Network |
| SUDOC | Superintendent Of Documents |
| USIA | United States Information Agency (changed To IIP) |
| CFR | Code Of Federal Regulations |
| NHLBI | National Heart |
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