title: Equine disease surveillance: quarterly summary.
mesh_terms: D000818:Animals; D001424:Bacterial Infections / Q000453:epidemiology / Q000382:microbiology / Q000469:parasitology / Q000662:veterinary; D004196:Disease Outbreaks / Q000662:veterinary*; D005260:Female; D006734:Horse Diseases / Q000453:epidemiology* / Q000382:microbiology / Q000469:parasitology; D006736:Horses; D008297:Male; D010273:Parasitic Diseases, Animal / Q000453:epidemiology / Q000382:microbiology / Q000469:parasitology; D018571:Sentinel Surveillance / Q000662:veterinary*; D014777:Virus Diseases / Q000453:epidemiology / Q000382:microbiology / Q000469:parasitology / Q000662:veterinary