Relationship between respiratory symptoms and bronchial hyperreactivity in pig farmers.
Iversen
M
M
Department of Respiratory Diseases, University Hospital of Aarhus, Denmark.
Pedersen
B
B
Dahl
R
R
D000328:Adult; D000367:Age Factors; D000382:Agricultural Workers' Diseases / Q000209:etiology*; D000822:Animal Husbandry; D000818:Animals; D003718:Denmark; D006801:Humans; D012140:Respiratory Tract Diseases / Q000209:etiology*; D012907:Smoking / Q000009:adverse effects; D013552:Swine