@misc{Polańska_Kinga_Hospitality,
 author={Polańska, Kinga and Hanke, Wojciech and Konieczko, Katarzyna},
 copyright={Polańska, Kinga},
 copyright={Hanke, Wojciech},
 copyright={Konieczko, Katarzyna},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={pol, eng},
 type={serial - article},
 type={language document},
 title={Hospitality workers' exposure to invironmental tobacco smoke before and after implementation of smoking ban in public places: a review of epidemiological studies},
}