title: Tiotropium add-on therapy in patients with uncontrolled asthma.
authors.affiliation: University of Groningen, Department of Pulmonary Medicine, University Medical Center Groningen, Groningen Research Institute for Asthma and COPD, Groningen, The Netherlands. h.a.m.kerstjens@umcg.nl.
authors.forename: Huib A M
authors.initials: HA
authors.lastname: Kerstjens
authors.affiliation: University of Groningen, Department of Pulmonary Medicine, University Medical Center Groningen, Groningen Research Institute for Asthma and COPD, Groningen, The Netherlands.
authors.forename: Petra
authors.initials: P
authors.lastname: Moroni-Zentgraf
mesh_terms: D018927:Anti-Asthmatic Agents / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000627:therapeutic use*; D018680:Cholinergic Antagonists / Q000627:therapeutic use*; D006801:Humans; D008168:Lung / Q000187:drug effects*; D012602:Scopolamine Derivatives / Q000627:therapeutic use*
chemical_list: D018927:Anti-Asthmatic Agents; D001993:Bronchodilator Agents; D018680:Cholinergic Antagonists; D012602:Scopolamine Derivatives