title: High prevalence of strains of Bordetella bronchiseptica resistant to potentiated sulphonamide in English pig herds in 1978-79.
mesh_terms: D000818:Animals; D001884:Bordetella / Q000187:drug effects* / Q000254:growth & development / Q000302:isolation & purification; D004352:Drug Resistance, Microbial; D004739:England; D013449:Sulfonamides / Q000494:pharmacology*; D013552:Swine / Q000382:microbiology*
chemical_list: D013449:Sulfonamides