Soˇna Wimmerová

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BACKGROUND Some experimental and human data suggest that exposure to polychlorinated biphenyls (PCBs) may induce ototoxicity, though results of previous epidemiologic studies are mixed and generally focus on either prenatal or postnatal PCB concentrations exclusively. OBJECTIVES Our aim was to evaluate the association between pre- and postnatal PCB(More)
BACKGROUND Toxic equivalency factors (TEFs) are an important component in the risk assessment of dioxin-like human exposures. At present, this concept is based mainly on in vivo animal experiments using oral dosage. Consequently, the current human TEFs derived from mammalian experiments are applicable only for exposure situations in which oral ingestion(More)
OBJECTIVE The aim of this normative study was to examine cochlear status and possible ear asymmetry and gender effect in transient evoked and distortion product otoacoustic emissions in a group of healthy 12-year-old children in Slovakia. METHODS Two hundred and twenty-nine 12-year-old children from Slovakia with normal hearing were included in this(More)
OBJECTIVES The programmes of asbestos replacement brought the need to use other fibres for insulation or reinforcement of material. The aim of the presented study was to follow the effect of refractory ceramic fibres (RCF3) alone or in combination with cigarette smoke (CS) on antioxidant status of the lung in experiment on animals. As free radicals are(More)
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