Funding for this research was provided by:
Research Grant of Hungarian Scientific Research, Development and Innovation (K 109640)
Text and Data Mining valid from 2018-07-09
Received: 4 October 2017
Accepted: 26 June 2018
First Online: 9 July 2018
: ExternalRef removed/bekeartur.
: Our work complies with the principles laid down in the Declaration of Helsinki.The work has been approved by the ethics committee Medical Research Council (No: 4288–0/2011-EKU).All patients gave informed written consent to participate.
: Not applicable.
: The authors declare that they have no competing interests.
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