New reference values and the background exposure of PAH metabolites 1- hydroxypyrene and 1- and 2-naphthol in urine of the general population in Germany: Basis for validation of human biomonitoring data in environmental medicine. (2008). International Journal of Hygiene and Environmental Health, 2008, H. 3 u. 4, Seite 447 - 453. https://doi.org/10.60810/openumwelt-545