Chronic illness in a sarcocystis infected pony.
D000818:Animals; D002908:Chronic Disease; D005260:Female; D006734:Horse Diseases / Q000469:parasitology*; D006736:Horses; D009132:Muscles / Q000469:parasitology; D012522:Sarcocystis / Q000254:growth & development*; D012523:Sarcocystosis / Q000469:parasitology / Q000662:veterinary*