title: Preweaning mortality in pigs. 6. Incidence and causes of pneumonia.
mesh_terms: D000818:Animals; D001884:Bordetella / Q000302:isolation & purification; D003355:Corynebacterium pyogenes / Q000302:isolation & purification; D004926:Escherichia coli / Q000302:isolation & purification; D005260:Female; D006190:Haemophilus / Q000302:isolation & purification; D008297:Male; D010325:Pasteurella / Q000302:isolation & purification; D011014:Pneumonia / Q000453:epidemiology / Q000382:microbiology / Q000662:veterinary*; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology* / Q000382:microbiology; D014886:Weaning