Chronic respiratory disease. I. The isolation of pleuropneumonialike organisms as a diagnostic aid.
D000818:Animals; D001432:Bacteriology; D001717:Birds; D004194:Disease; D007239:Infections; D009174:Mycoplasma; D011200:Poultry; D012120:Respiration Disorders; D012137:Respiratory System / Q000382:microbiology*
FOWLS, DOMESTIC/diseases; PLEUROPNEUMONIA-LIKE ORGANISMS/infections; RESPIRATORY TRACT/bacteriology