DHS means Department of Homeland Security U.S. in FDA
Similar to DHS
AAPM - American Association of Physicists in MedicineAAR - After Action Review
AARP - American Association of Retired Persons
AAS - Acute Abdominal Series
AASRP - American Association of Small Ruminant Practitioners
AATB - American Association of Tissue Banks
AAVLD - American Association of Veterinary Laboratory Diagnosticians
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