@misc{Purchase_J._F._H._Existing,
 author={Purchase, J. F. H.},
 copyright={Purchase, J. F. H.},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 type={serial - article},
 type={language document},
 title={Existing chemicals: international activities},
}