Johansson, Peter https://orcid.org/0000-0003-3781-4721
Lind Kristjansdottir, Hallgerdur
Johansson, Helena
Jakir, Ana
Mellström, Dan
Lewerin, Catharina
Funding for this research was provided by:
Sahlgrenska Universitetssjukhuset
Article History
Received: 2 November 2019
Accepted: 8 February 2020
First Online: 13 March 2020
Compliance with ethical standards
:
: Peter Johansson, Hallgerdur Lind Kristjansdottir, Helena Johansson, Ana Jakir, Dan Mellström, and Catharina Lewerin have no conflict of interest.
: This study was performed in accordance with the Declaration of Helsinki after ethical approval by the Research Ethics Board at the University of Gothenburg, Sweden (no 202-16).