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Authors
Fidahic, Mahir
Nujic, Danijela
Runjic, Renata
Civljak, Marta
Markotic, Filipa
Lovric Makaric, Zvjezdana
Puljak, Livia http://orcid.org/0000-0002-8467-6061
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Article History
Received: 1 May 2020
Accepted: 10 June 2020
First Online: 22 June 2020
Ethics approval and consent to participate
: Not applicable. This study did not involve human participants. We analyzed publicly available information from scholarly journals and public web sites with preprint articles and registered clinical trials.
: Not applicable.
: Livia Puljak is Section Editor of the BMC Medical Research Methodology. Other authors declare no competing interests.
