Marzec-Wróblewska, Urszula
Kamiński, Piotr http://orcid.org/0000-0003-1978-6018
Łakota, Paweł
Szymański, Marek
Wasilow, Karolina
Ludwikowski, Grzegorz
Jerzak, Leszek
Stuczyński, Tomasz
Woźniak, Alina
Buciński, Adam
Article History
Received: 28 July 2017
Accepted: 12 December 2017
First Online: 29 June 2018
Compliance with Ethical Standards
: This study was undertaken following the Guidelines of the European Union Council and the current laws in Poland, according to the Bioethical Commission (05/2005). The work acquired the permission of the Local Bioethics Committee for Bioethical Research of Nicolaus Copernicus University in Toruń, Collegium Medicum in Bydgoszcz, Poland (application number KB/538/2007). The participants in the study signed an informed consent form.
: The authors declare that there is no conflict of interest.