title: Natural in vivo transfer of infectious drug resistance in the calf.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy*; D002751:Chlortetracycline / Q000008:administration & dosage*; D004352:Drug Resistance, Microbial; D004927:Escherichia coli Infections / Q000662:veterinary*; D012481:Salmonella Infections, Animal / Q000188:drug therapy*
chemical_list: D002751:Chlortetracycline