OSB (CFSAN) means Office Services Branch
CFSAN in
FDA
Similar to OSB (CFSAN)
AAVLD - American Association of Veterinary Laboratory Diagnosticians
AB - Analysis Branch
ABC - American Blood Commission
ABC - America's Blood Centers
ABE - Adverse Biologic Experience
ABG - Arterial Blood Gas
ABI - Automated Broker Interface
U.S. Customs
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