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Jochmann A, Scherr A, Jochmann DC, Miedinger D, Schafroth Török S, Chhajed PN, Tamm M, Leuppi JD. Impact of adherence to GOLD guidelines on symptom prevalence, lung function decline and exacerbation rate in a Swiss COPD cohort. Swiss Med Wkly [Internet]. 2012 Mar. 25 [cited 2023 Sep. 29];142(1314):w13567. Available from: https://smw.ch/index.php/smw/article/view/1457