Funding for this research was provided by:
Sveučilište u Zagrebu (-)
European Regional Development Fund (KK.01.1.1.01.0006)
Hrvatska Zaklada za Znanost (HR) (6255)
Text and Data Mining valid from 2018-07-18
Received: 21 February 2018
Accepted: 10 July 2018
First Online: 18 July 2018
Ethics approval and consent to participate
: The study was approved by the Ethics Committees of the (a) Croatian National Institute of Public Health, (b) University Children’s Hospital Zagreb, (c) University Hospital for Infectious Diseases and (d) University of Zagreb Medical School.
: Not applicable.
: The authors declare that they have no competing interests.
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