Koller, G. http://orcid.org/0000-0001-6683-2043
Goetz, V. http://orcid.org/0000-0003-3137-1966
Vandermeer, B. http://orcid.org/0000-0001-7449-5251
Homik, J. http://orcid.org/0000-0001-7943-8803
McAlister, F. A. http://orcid.org/0000-0001-7435-3341
Kendler, D. http://orcid.org/0000-0001-7679-3965
Article History
Received: 1 May 2020
Accepted: 15 June 2020
First Online: 1 July 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.