Funding for this research was provided by:
Ministry of Health, Czech Republic (RVO 67985807)
Article History
Received: 30 April 2019
Accepted: 2 May 2019
First Online: 25 May 2019
Compliance with ethical standards
:
: The authors do not have any conflicts of interest to declare.
: This article does not contain any studies with human or animal subjects performed by any of the authors.
: For this type of study formal consent is not required.