HHS means Department of Health and Human Services in FDA
Similar to HHS
A-VO2 - ArterioVenous OxygenA/L - Annual Leave
A2LA - American Association for Laboratory Accreditation
AAA - Abdominal Aortic Aneurysm
AAALAC - Association for Assessment and Accreditation of Laboratory Animal Care International
AAAP - American Association of Avian Pathologists
AABB - American Association of Blood Banks
View all in FDA