1. 2377/90 EEC Regulation, Official Journal of the European Communities L224 (1990) 1.
2. 21 CFR 556.425, Code of Federal Regulations – Title 21: Food and Drugs, 2005.
3. 21 CFR 556.560, Code of Federal Regulations – Title 21: Food and Drugs, 2005.
4. The comparative metabolism of pyrantel in five species