@misc{Szpinda_Michał_External,
 author={Szpinda, Michał},
 copyright={Szpinda, Michał},
 howpublished={online},
 publisher={Wydawnictwo Via Medica},
 language={eng},
 type={artykuł},
 title={External diameters of the pulmonary arteries in human foetuses: an anatomical, digital and statistical study},
}