@misc{Szyszkowicz_Mieczysław_Emergency,
 author={Szyszkowicz, Mieczysław and Kaplan, Gilaad G. and Grafstein, Eric and Rowe, Brian H.},
 copyright={Szyszkowicz, Mieczysław},
 copyright={Kaplan, Gilaad G.},
 copyright={Grafstein, Eric},
 copyright={Rowe, Brian H.},
 howpublished={online},
 publisher={Nofer Institute of Occupational Medicine},
 publisher={Polish Association of Occupational Medicine},
 language={eng},
 title={Emergency department visits for migraine and headache: a multi-city study},
 type={serial - article},
 type={language document},
}