HFD means Headquarters, FDA Drug; mail code for Center for Drug Evaluation and Research in FDA
Similar to HFD
AAFCO - Association of American Feed Control OfficialsAAFP - American Academy of Family Physicians
AAHA - American Animal Hospital Association
AAI - American Association of Immunologists
AALAS - American Association for Laboratory Animal Science
AAMI - American Association for Medical Instrumentation
AANN - American Association of Neurosciences Nurses
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