title: [Current possibilities of the treatment of chronic obstructive pulmonary disease: bronchodilating medication of long duration].
authors.forename: I E
authors.initials: IE
authors.lastname: Stepanian
mesh_terms: D001993:Bronchodilator Agents / Q000627:therapeutic use*; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*
chemical_list: D001993:Bronchodilator Agents