title: Letter: Co-trimoxazole resistance.
mesh_terms: D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000378:metabolism; D006801:Humans; D009154:Mutation; D011513:Proteus mirabilis / Q000378:metabolism; D013420:Sulfamethoxazole; D013941:Thymine / Q000378:metabolism; D014295:Trimethoprim
chemical_list: D014295:Trimethoprim; D013420:Sulfamethoxazole; D013941:Thymine