- Title 1 - General Provisions
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- Title 47 - Telecommunication
- Title 48 - Federal Acquisition Regulations System
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- Title 50 - Wildlife and Fisheries
CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER C—DRUGS: GENERAL (parts 200 to 299) > PART 203—PRESCRIPTION DRUG MARKETING > SUBPART A—General Provisions (§203.1 to §203.3)