| Acronym | Meaning |
 | FRS | Federal Reserve System; Federal Relay Service |
 | NEI | National Eye Institute |
 | CEDR | Comprehensive Epidemiologic Data Resource |
 | NIDDK | National Institute Of Diabetes And Digestive And Kidney Disease |
 | ECOSOC | Economic And Social Council |
 | BIA | Bureau Of Indian Affairs |
 | PAHO | Pan American Health Organization |
 | CEOS | Child Exploitation And Obscenity Section |
 | DSS | Defense Security Service |
 | GIS | Geographic Information Systems |