@misc{Cerna_Milena_Reference,
 author={Cerna, Milena and Spevackova, Vera and Benes, Bohuslav and Cejchanova, Maja and Smid, Jiri},
 copyright={Cerna, Milena},
 copyright={Spevackova, Vera},
 copyright={Benes, Bohuslav},
 copyright={Cejchanova, Maja},
 copyright={Smid, Jiri},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 title={Reference values for lead and cadmium in blood of Czech population},
 type={serial - article},
 type={language document},
}