Guidelines of the German Respiratory Society for Diagnosis and Treatment of Adults Suffering from Acute or Chronic Cough - Kardos, P.; Berck, H.; Fuchs, K.-H.; Gillissen, A.; Klimek, L.; Morr, H.; Pfeiffer-Kascha, D.; Schultze-Werninghaus, G.; Sitter, H.; Voshaar, T.; Worth, H. (Pneumologie, 2010)