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APA Citation
Ranzi, A., Porta, D., Badaloni, C., Cesaroni, G., Lauriola, P., Davoli, M., & Forastiere, F. (2014). exposure to air pollution and respiratory symptoms during the first 7 years of life in an Italian birth cohort. Occupational and environmental medicine, 71(6), 430–436. http://access.bl.uk/ark:/81055/vdc_100137791774.0x00001e