@misc{Sudoł-Szopińska_Iwona_Influence,
 author={Sudoł-Szopińska, Iwona and Błachowiak, Krzysztof and Koziński, Piotr},
 copyright={Sudoł-Szopińska, Iwona},
 copyright={Błachowiak, Krzysztof},
 copyright={Koziński, Piotr},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 type={language document},
 type={serial - article},
 title={Influence of environmental risk factors on the development of chronic vein insufficiency},
}