About the Authors

Beata Peplonska

beatap@imp.lodz.pl

Affiliation Department of Environmental Epidemiology, Nofer Institute of Occupational Medicine, Lodz, Poland

Agnieszka Bukowska

Affiliation Department of Environmental Epidemiology, Nofer Institute of Occupational Medicine, Lodz, Poland

Wojciech Sobala

Affiliation Department of Environmental Epidemiology, Nofer Institute of Occupational Medicine, Lodz, Poland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BP. Performed the experiments: BP AB WS. Analyzed the data: WS BP. Contributed reagents/materials/analysis tools: AB BP. Wrote the paper: BP.