Subjects
- Transportation -- legislation & jurisprudence2
- Transportation of Patients1
- Trauma Centers1
- Travel1
- USSR1
- Uncompensated Care1
- Undocumented Immigrants3
- United Kingdom1
- United States119
- United States Food and Drug Administration1
- United States Health Resources and Services Administration1
- United States Public Health Service3
- United States Virgin Islands1
- United States.21
- United States. Agency for International Development1
- United States. Department of Education.2
- United States. Department of Health and Human Services1
- United States. Department of Health and Human Services.11
- United States. Department of Homeland Security1
- United States. Department of Housing and Urban Development.1