[Diseases of the upper  respiratory tract and their relation to the bronchopulmonary system].
D001982:Bronchial Diseases / Q000209:etiology*; D005490:Focal Infection; D006801:Humans; D008171:Lung Diseases / Q000209:etiology*; D009302:Nasopharyngeal Diseases / Q000150:complications*; D012852:Sinusitis / Q000150:complications
Erkrankungen der oberen Luftwege und ihre Beziehungen zum bronchopulmonalen System.