https://www.selleckchem.com/pr....oducts/adenosine-dis
Background Patients with chronic respiratory insufficiency suffer from many symptoms together with dyspnea. Objective We evaluated the association of dyspnea on exercise with other symptoms in patients with chronic respiratory insufficiency due to chronic obstructive pulmonary disease or interstitial lung disease. Design This retrospective study included 101 patients in Tampere University Hospital, Finland. Dyspnea on exercise was assessed with modified Medical Research Council (mMRC) dyspnea questionnaire, and o