CFR > Title 9 - Animals and Animal Products > CHAPTER I—ANIMAL AND PLANT HEALTH INSPECTION SERVICE, DEPARTMENT OF AGRICULTURE > SUBCHAPTER D—EXPORTATION AND IMPORTATION OF ANIMALS (INCLUDING POULTRY) AND ANIMAL PRODUCTS (parts 91 to 99) > PART 91—INSPECTION AND HANDLING OF LIVESTOCK FOR EXPORTATION > SUBPART B—Diagnostic Tests, Treatments (§91.5 to §91.9)