Disease control Prion, Viral, Bacterial and Fungal Pathogens of Animals, (New March 2000) 7 Diagnosis 6 Diagnosis of Animal Diseases, (New March 2000) 6 Cattle 5 Disease prevention 5 Epidemiology 5 Man 5 Pesticides and Drugs; Control, (New March 2000) 5 Protozoan, Helminth, Mollusc and Arthropod Parasites of Animals, (New March 2000) 5 Ruminants 5 Diagnostic techniques 4 Host Resistance and Immunity 4 Human diseases 4 Protozoan, Helminth and Arthropod Parasites of Humans, (New March 2000) 4 Sheep 4 Drug therapy 3 Genetics and Molecular Biology of Microorganisms, (New March 2000) 3 Goats 3 Molecular Biology and Molecular Genetics, (Discontinued March 2000, Reinstated and Revised June 2002) 3 Pesticide and Drug Resistance 3 Prion, Viral, Bacterial and Fungal Pathogens of Humans, (New March 2000) 3 Reproductive disorders 3 Vaccines 3 Veterinary Economics, (New March 2000) 3 Zoonoses 3 Aetiology 2 Agricultural Economics 2 Animal Reproduction and Embryology, (New March 2000) 2 Animal diseases 2