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Journal
J Peking Univ Health Sci
Volume
37
Issue
2
Pages
121
Publication year
2005
Suggested citation
Yao WZ, Zhu H, Shen N, Han X, Liang YJ, Zhang LQ, Sun YC, Hao ZT, Zhao MW. Epidemiological data of chronic obstructive pulmonary disease in Yanqing County in Beijing. J Peking Univ Health Sci. 2005; 37(2): 121.