Funding for this research was provided by:
Polish Ministry of Science and Higher Education (02/DIA/2015/44)
Medical University of Lodz (502-03/1-156-04/502-14-339, 503/1-156-04/503-11-001)
Article History
Received: 5 March 2019
Accepted: 15 July 2019
First Online: 29 July 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.