Agalactia Antibacterial agents Antigenic variation Cattle Diagnosis Diagnosis of Animal Diseases, (New March 2000) Diagnostic techniques Disease control Disease prevalence Disease prevention Diseases Drug resistance Electrophoresis Emerging infectious diseases Epidemiology Eye diseases Genetics and Molecular Biology of Microorganisms, (New March 2000) Goats Mycoplasma Mycoplasma Infections Mycoplasma diseases in animals Mycoplasmal diseases Mycoplasmosis Pesticide and Drug Resistance Pesticides and Drugs; Control, (New March 2000) Pleuropneumonia Polymerase chain reaction Prion, Viral, Bacterial and Fungal Pathogens of Animals, (New March 2000) Reproductive disorders Research