title: Letter: Co-trimoxazole resistance.
mesh_terms: D003470:Culture Media; D004352:Drug Resistance, Microbial; D004927:Escherichia coli Infections / Q000188:drug therapy; D006801:Humans; D013420:Sulfamethoxazole / Q000627:therapeutic use*; D014295:Trimethoprim / Q000627:therapeutic use*
chemical_list: D003470:Culture Media; D014295:Trimethoprim; D013420:Sulfamethoxazole