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Journal
BMC Pulm Med
Volume
21
Issue
1
Pages
311
Publication year
2021
Suggested citation
Wan J, Zhang Q, Li C, Lin J. Prevalence of and risk factors for asthma among people aged 45 and older in China: a cross-sectional study. BMC Pulm Med. 2021; 21(1): 311.
DOI
101186s12890021016647
PMID
34607590