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title 21
Food and Drugs
chapter I
CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES
part 1
PART 1—GENERAL ENFORCEMENT REGULATIONS
subpart A
Subpart A—General Provisions
Subpart A. Subpart A—General Provisions
§ 1.1 - General.
§ 1.3 - Definitions.
§ 1.4 - Authority citations.