Asthma, humidifiers and 'office worker's lung'.
D001249:Asthma / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D006813:Humidity / Q000009:adverse effects*; D008171:Lung Diseases / Q000209:etiology*; D009784:Occupational Diseases / Q000209:etiology*; D012130:Respiratory Hypersensitivity / Q000209:etiology