title: Prevalence of Sarcocystis in grackles in Maryland.
mesh_terms: D000367:Age Factors; D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology; D001717:Birds; D004463:Ecology; D005260:Female; D008297:Male; D008396:Maryland; D009132:Muscles / Q000473:pathology; D009206:Myocardium / Q000473:pathology; D012523:Sarcocystosis / Q000453:epidemiology / Q000473:pathology / Q000662:veterinary*; D012621:Seasons; D012737:Sex Factors