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Journal
Eur Respir J
Volume
33
Issue
3
Pages
509–18
Publication year
2009
Suggested citation
Zhou Y, Wang C, Yao W, Chen P, Kang J, Huang S, Chen B, Wang C, Ni D, Wang X, Wang D, Liu S, Lu J, Zheng J, Zhong N, Ran P. COPD in Chinese nonsmokers. Eur Respir J. 2009; 33(3): 509–18.