Majos, Marcin
Polguj, Michał http://orcid.org/0000-0003-4146-4998
Szemraj-Rogucka, Zofia
Arazińska, Agata
Stefańczyk, Ludomir
Article History
Received: 15 March 2018
Accepted: 16 July 2018
First Online: 24 July 2018
Compliance with ethical standards
:
: The protocol of the study was approved by the Local Bioethics Committee at the Medical University of Łódź, Poland (decision no. RNN/132/17/KE of 11 April 2017).
: The authors declare that they have no conflict of interest.