Swine enzootic pneumonia: incidence and effect on rate of body weight gain.
D000704:Analysis of Variance; D000821:Animal Feed; D000818:Animals; D001835:Body Weight; D002353:Carrier State; D002751:Chlortetracycline / Q000627:therapeutic use; D002908:Chronic Disease / Q000662:veterinary; D008168:Lung / Q000473:pathology; D010406:Penicillins / Q000627:therapeutic use; D011014:Pneumonia / Q000453:epidemiology / Q000473:pathology / Q000517:prevention & control / Q000662:veterinary*; D012737:Sex Factors; D013418:Sulfamethazine / Q000627:therapeutic use; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology* / Q000473:pathology / Q000517:prevention & control
D010406:Penicillins; D013418:Sulfamethazine; D002751:Chlortetracycline