ArticleInternational journal of chronic obstructive pulmonary disease2020

Chronic Cough and Phlegm in Subjects Undergoing Comprehensive Health Examination in Japan - Survey of Chronic Obstructive Pulmonary Disease Patients Epidemiology in Japan (SCOPE-J).

Hisamitsu Omori et al.PubMed ↗Full text ↗Publisher ↗

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