References
- 1983, Code of Federal Regulations; Food and Drug Administration; Title 21, Part 58, 209–223;
- 1977, Federal Register 42; Food and Drug Administration; 49612–49652
- 1978, Federal Register 43; Food and Drug Administration; 35210–35236
- 1983, Code of Federal Regulations; Food and Drug Administration; Title 21, Part 50, 194–201;
- 1983, Code of Federal Regulations; Food and Drug Administration; Title 21, Part 56, 201–209;