title: [Guidelines of the German Respiratory League. Mucolytic drugs now also have a place in therapy of COPD].
mesh_terms: D002986:Clinical Trials as Topic; D018450:Disease Progression; D004338:Drug Combinations; D005100:Expectorants / Q000008:administration & dosage*; D005858:Germany; D006801:Humans; D039821:Monoterpenes / Q000008:administration & dosage*; D017410:Practice Guidelines as Topic; D029424:Pulmonary Disease, Chronic Obstructive / Q000188:drug therapy*; D012621:Seasons
chemical_list: D004338:Drug Combinations; D005100:Expectorants; D039821:Monoterpenes; C055632:myrtol