Nikolakopoulou, Adriani http://orcid.org/0000-0001-5884-4319
Trelle, Sven
Sutton, Alex J.
Egger, Matthias
Salanti, Georgia
Funding for this research was provided by:
Swiss National Science Foundation (179158)
Swiss National Science Foundation (174281)
H2020 Marie Skłodowska-Curie Actions (703254)
Article History
Received: 6 September 2018
Accepted: 13 May 2019
First Online: 7 June 2019
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The authors declare that they have no competing interests.