Yu, T., Riet, G. t., Puhan, M. A., & Frei, A. (2017). Physical activity and risk of comorbidities in patients with chronic obstructive pulmonary disease: A cohort study. Nature Portfolio.
Style de citation Chicago (17e éd.)Yu, Tsung, Gerben ter Riet, Milo A. Puhan, et Anja Frei. Physical Activity and Risk of Comorbidities in Patients with Chronic Obstructive Pulmonary Disease: A Cohort Study. Nature Portfolio, 2017.
Style de citation MLA (8e éd.)Yu, Tsung, et al. Physical Activity and Risk of Comorbidities in Patients with Chronic Obstructive Pulmonary Disease: A Cohort Study. Nature Portfolio, 2017.
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