title: Some of the main unsolved problems in tuberculosis control in developing countries.
mesh_terms: D000995:Antitubercular Agents / Q000627:therapeutic use; D002648:Child; D003906:Developing Countries; D006801:Humans; D014397:Tuberculosis, Pulmonary / Q000175:diagnosis / Q000188:drug therapy / Q000517:prevention & control*
chemical_list: D000995:Antitubercular Agents