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APA Citation
Cooper, P. J., Vaca, M., Rodriguez, A., Chico, M. E., Santos, D. N., Rodrigues, L. C., & Barreto, M. L. (2014). hygiene, atopy and wheeze–eczema–rhinitis symptoms in schoolchildren from urban and rural Ecuador. Thorax, 69(3), 232–239. http://access.bl.uk/ark:/81055/vdc_100137791817.0x00002d