@misc{Przybylski_Grzegorz_Analysis,
 author={Przybylski, Grzegorz},
 copyright={Pujszo, Ryszard},
 address={Bydgoszcz},
 howpublished={online},
 publisher={[s.n.]},
 language={eng},
 title={Analysis of the environmental risk factors on the asthma control in patients with bronchical asthma},
 type={preprint},
}