Gutmajster, Ewa
Chudek, Jerzy
Augusciak-Duma, Aleksandra
Szwed, Malgorzata
Szybalska, Aleksandra
Mossakowska, Malgorzata
Puzianowska-Kuznicka, Monika
Wiecek, Andrzej
Sieron, Aleksander L. https://orcid.org/0000-0002-3894-9508
Funding for this research was provided by:
Ministry of Science and Hihger Education in Poland (PBZ-MEIN-9/2/2006)
Article History
Received: 1 February 2018
Revised: 25 May 2018
Accepted: 8 June 2018
First Online: 25 June 2018
Compliance with ethical standards
: The work complied with ethical standards that were met by the PolSenior programme project.
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committee of the Medical University of Silesia and was carried out in accordance with The Code of Ethics of the World Medical Association (Declaration of Helsinki).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.
: Informed consent was obtained from all individual participants included in the study.