title: Seasonal prevalence of Chondrococcus columnaris infection in black bullheads from Clear Lake, Iowa.
mesh_terms: D000818:Animals; D001419:Bacteria / Q000302:isolation & purification; D001424:Bacterial Infections / Q000453:epidemiology / Q000382:microbiology / Q000662:veterinary*; D005260:Female; D005393:Fish Diseases / Q000453:epidemiology* / Q000382:microbiology; D005399:Fishes; D005880:Gills / Q000382:microbiology; D006400:Hematocrit; D007484:Iowa; D008297:Male; D012621:Seasons; D013696:Temperature