Cite

    E Symanski et al.. “Assessing spatial fluctuations, temporal variability, and measurement error in estimated levels of disinfection by-products in tap water: implications for exposure assessment.” Occupational and environmental medicine, vol. 61, no. 1, 2004, pp. 65–72. http://access.bl.uk/ark:/81055/vdc_100137792533.0x000019