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Continue to ChatAn epidemiologic study of physician-diagnosed chronic obstructive pulmonary disease in the Turkish population: COPDTURKEY-1 - https://avesis.gazi.edu.tr/yayin/d3e046f0-42e1-47a2-a361-af94d0d4d47b/an-epidemiologic-study-of-physician-diagnosed-chronic-obstructive-pulmonary-disease-in-the-turkish-population-copdturkey-1