Development of a method for determining xenobiotics in the form of dried blood spots on cotton material and Whatman® 903 cards = Opracowanie metody oznaczania ksenobiotyków w postaci suchych plam krwi na materiale bawełnianym oraz kartach Whatman® 903 - Kamila Komajda; Dominika Przygodzka (Archives of Forensic Medicine and Criminology)