Wennergren, David
Möller, Michael
Funding for this research was provided by:
University of Gothenburg
Article History
First Online: 3 September 2018
Compliance with ethical guidelines
:
: D. Wennergren and M. Möller declare that they have no competing interests.
: The research conducted in the Swedish Fracture Register has been approved by the Central Ethical Review Board, Gothenburg.