Krakowiak-Burdzy, Anna Barbara Krakowska, Magdalena Kralska, Joanna Kraska, Waldemar Kraszewska, Zuzanna Krawczyk, Artur Krawiec, Kinga Kretowicz, Marek Krintus, Magdalena Krintus, Magdalena, Department of Laboratory Medicine, Nicolaus Copernicus University, Collegium Medicum in Bydgoszcz, Poland Krintus, Magdalena (Poland) Krishchuk, Svitlana Urijivna Krupa, Wojciech, Department of Cardiology and Internal Medicine, Nicolaus Copernicus University, Collegium Medicum in Bydgoszcz, Poland Krupa, Wojciech (Poland) Kruszewski, Stefan Krych, Sebastian Kryś, Jacek Kryś, Jacek (Poland) Krzesiński, Paweł Krzyżak, Katarzyna Krzyżewski, Roger M. Kshirsagar, V.Y. Książak, Joanna Ksieniewicz, Marcin Kubiak, Tomasz