Butler, Alexandra E. http://orcid.org/0000-0002-5762-3917
English, Emma
Kilpatrick, Eric S.
Östlundh, Linda
Chemaitelly, Hiam S.
Abu-Raddad, Laith J.
Alberti, K. George M. M.
Atkin, Stephen L.
John, W. Garry
Funding for this research was provided by:
Qatar National Library
Article History
Received: 20 August 2020
Accepted: 11 September 2020
First Online: 3 November 2020
Compliance with ethical standards
:
: No authors have any conflict of interest or competing interests to declare.
: Not applicable.
: All authors gave their consent for publication.
: Not applicable.
: Since the studies included in this systematic review and meta-analysis are already published work and therefore in the public domain with no individual identifying information, no informed consent was required to undertake this study.
: No animals were used in the performance of this systematic review and meta-analysis.