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APA Citation
Downs, S. H., Marks, G. B., Sporik, R., Belosouva, E. G., Car, N. G., & Peat, J. K. (2001). continued increase in the prevalence of asthma and atopy. Archives of disease in childhood, 84(1), 20–23. http://access.bl.uk/ark:/81055/vdc_100137793245.0x00004d