1. EEC Directive, 70/524, 1970, No. 524.
2. EEC Regulation 2821/98, 1998, No. 2821.
3. JETACAR, Commonwealth of Australia, Canberra, 1999, to be found under http://www.health.gov.au/pubhlth/strateg/jetacar/reports.htm.
4. Medical Consequences of Antibiotic Use in Agriculture