CSB (OC) means Customer Support Branch OC in FDA
Similar to CSB (OC)
AAAP - American Association of Avian PathologistsAABB - American Association of Blood Banks
AABP - 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
View all in FDA