Newcastle disease and Chlamydia surveillance in pet birds in California.
D000818:Animals; D000829:Animals, Domestic; D001715:Bird Diseases / Q000453:epidemiology* / Q000382:microbiology; D001717:Birds; D002140:California; D002690:Chlamydia Infections / Q000453:epidemiology / Q000382:microbiology / Q000662:veterinary*; D009521:Newcastle Disease / Q000453:epidemiology* / Q000382:microbiology