APA

van Schayck C. P., Dompeling E., van Herwaarden C. L., Folgering H., Verbeek A. L., van der Hoogen H. J. & van Weel C. (19920304). Bronchodilator treatment in moderate asthma or chronic bronchitis: continuous or on demand? A randomised controlled study. : BMJ (Clinical research ed.).

Chicago

van Schayck C P, Dompeling E, van Herwaarden C L, Folgering H, Verbeek A L, van der Hoogen H J and van Weel C. 19920304. Bronchodilator treatment in moderate asthma or chronic bronchitis: continuous or on demand? A randomised controlled study. : BMJ (Clinical research ed.).

Harvard

van Schayck C. P., Dompeling E., van Herwaarden C. L., Folgering H., Verbeek A. L., van der Hoogen H. J. and van Weel C. (19920304). Bronchodilator treatment in moderate asthma or chronic bronchitis: continuous or on demand? A randomised controlled study. : BMJ (Clinical research ed.).

MLA

van Schayck C P, Dompeling E, van Herwaarden C L, Folgering H, Verbeek A L, van der Hoogen H J and van Weel C. Bronchodilator treatment in moderate asthma or chronic bronchitis: continuous or on demand? A randomised controlled study. : BMJ (Clinical research ed.). 19920304.