title: Trimethoprim and sulphamethoxazole in the treatment of chronic chest infections.
mesh_terms: D001419:Bacteria / Q000187:drug effects; D001991:Bronchitis / Q000188:drug therapy* / Q000382:microbiology; D002986:Clinical Trials as Topic; D005492:Folic Acid / Q000378:metabolism; D006801:Humans; D011743:Pyrimidines / Q000008:administration & dosage / Q000627:therapeutic use*; D013183:Sputum / Q000032:analysis; D013420:Sulfamethoxazole / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D011743:Pyrimidines; D005492:Folic Acid; D013420:Sulfamethoxazole