HFZ means Headquarters, FDA code Z; mail code for Center for Devices and Radiological Health in FDA
Similar to HFZ
AABB - American Association of Blood BanksAABP - American Association of Bovine Practitioners
AACR - American Association for Cancer Research
AADA - Abbreviated Antibiotic Drug Application
AAEP - American Association of Equine Practitioners
AAFCO - Association of American Feed Control Officials
AAFP - American Academy of Family Physicians
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