Skóra, Tomasz http://orcid.org/0000-0001-6322-0615
Nowak-Sadzikowska, Jadwiga
Martynów, Dariusz
Wszołek, Mariusz
Sas-Korczyńska, Beata
Article History
Received: 30 August 2017
Accepted: 12 December 2017
First Online: 20 December 2017
Compliance with ethical standards
:
: The work was supported by the Department of Oncology of Maria Skłodowska-Curie Memorial Cancer Centre and Institute of Oncology, Krakow Branch, Poland.
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: For this type of study, formal consent is not required.