title: Incidence of R factors among Gram negative bacteria in drug-free human and animal communities.
mesh_terms: D000353:Africa, Southern; D000667:Ampicillin; D000818:Animals; D044383:Black People; D002701:Chloramphenicol; D004754:Enterobacter; D004926:Escherichia coli; D005111:Extrachromosomal Inheritance; D005243:Feces / Q000382:microbiology; D005796:Genes; D005826:Genetics, Medical; D005827:Genetics, Microbial; D005828:Genetics, Population; D006801:Humans; D008322:Mammals; D010403:Penicillin Resistance; D010597:Pharmacogenetics; D011511:Proteus; D013307:Streptomycin; D013449:Sulfonamides; D013752:Tetracycline
chemical_list: D013449:Sulfonamides; D002701:Chloramphenicol; D000667:Ampicillin; D013752:Tetracycline; D013307:Streptomycin