title: Antibiotic resistance of fecal Escherichia coli. A comparison of samples from children of low and high socioeconomic groups.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D002478:Cells, Cultured; D002648:Child; D002675:Child, Preschool; D002701:Chloramphenicol / Q000494:pharmacology; D004926:Escherichia coli / Q000187:drug effects*; D005243:Feces / Q000382:microbiology*; D006801:Humans; D007223:Infant; D008826:Microbial Sensitivity Tests; D010403:Penicillin Resistance; D012959:Socioeconomic Factors; D013307:Streptomycin / Q000494:pharmacology; D013752:Tetracycline / Q000494:pharmacology; D014505:Urban Population
chemical_list: D002701:Chloramphenicol; D000667:Ampicillin; D013752:Tetracycline; D013307:Streptomycin