@misc{Olender_Alina._Presentation,
 author={Olender, Alina. and Walory, Jarosław.},
 howpublished={online},
 publisher={nakładem Uniwersytetu Marii Curie-Skłodowskiej : Akademia Medyczna},
 language={eng},
 title={Presentation of immunity against diphtheria in various age groups of Lublin population},
 type={artykuł},
 keywords={medycyna, nauki medyczne},
}