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APA Citation
Park, S., Ra, S. W., Kang, S. Y., Kim, H., & Lee, S. W. (2020). effect of particulate matter exposure on patients with COPD and risk reduction through behavioural interventions: the protocol of a prospective panel study. BMJ open, 10(11), . http://access.bl.uk/ark:/81055/vdc_100127577849.0x000042