title: International disease surveillance. Quarterly report April to July 1990.
mesh_terms: D000818:Animals; D009175:Mycoplasma Infections / Q000453:epidemiology / Q000662:veterinary*; D012532:Scabies / Q000453:epidemiology / Q000662:veterinary; D014777:Virus Diseases / Q000453:epidemiology / Q000662:veterinary*