| Acronym | Meaning |
 | NERSC | National Energy Research Scientific Computing Center |
| NCA | National Cemetery Administration |
| APHIS | Animal And Plant Health Inspection Service |
| OFAC | Office Of Foreign Assets Control |
| NRCS | Natural Resources Conservation Service |
| PRC | Postal Rate Commission |
| STB | Surface Transportation Board |
| IAEA | International Atomic Energy Agency |
| PCBE | President's Council On Bioethics |
| EIS | Epidemic Intelligence Service |
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