@misc{Sułkowski_Wiesław_J._Occupational,
 author={Sułkowski, Wiesław J. and Kowalska, Sylwia},
 copyright={Nofer Institute of Occupational Medicine},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 title={Occupational voice disorders: an analysis of diagnoses made and certificates issued in 1999-2004},
 type={serial - article},
 type={language document},
}