Barcot, Ognjen
Boric, Matija
Dosenovic, Svjetlana
Cavar, Marija
Jelicic Kadic, Antonia
Poklepovic Pericic, Tina
Vukicevic, Ivana
Vuka, Ivana
Puljak, Livia http://orcid.org/0000-0002-8467-6061
Article History
Received: 4 August 2020
Accepted: 16 September 2020
First Online: 29 September 2020
Ethics approval and consent to participate
: Not required as data were extracted from published studies that are available in the literature.
: Not applicable.
: Livia Puljak and Tina Poklepovic Pericic are volunteer members of Cochrane Croatia; this manuscript has analyzed Cochrane’s risk of bias tool, but this study was not official project of the Cochrane. Livia Puljak is a volunteer Section Editor of the BMC Medical Research Methodology journal; however, she was not involved in any way in handling of this manuscript. Other authors have no competing interests to declare.