title: [Combination with additive effectiveness].
authors.affiliation: , .
authors.forename: Thomas
authors.initials: T
authors.lastname: Meißner
mesh_terms: D000280:Administration, Inhalation; D003692:Delayed-Action Preparations; D004338:Drug Combinations; D000068759:Formoterol Fumarate / Q000008:administration & dosage*; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000145:classification / Q000175:diagnosis / Q000188:drug therapy*; D014326:Tropanes / Q000008:administration & dosage*
chemical_list: D003692:Delayed-Action Preparations; D004338:Drug Combinations; D014326:Tropanes; C542859:aclidinium bromide; D000068759:Formoterol Fumarate