title: [Frequency of patients with chronic dyspnea in three German specialists practices].
authors: Manfred
authors: M
authors: Spyra
mesh_terms: D004417:Dyspnea / Q000453:epidemiology* / Q000628:therapy*; D005260:Female; D006801:Humans; D008297:Male; D015272:Pulmonary Medicine / Q000706:statistics & numerical data*