Björk, Jonas
Nyman, Ulf http://orcid.org/0000-0003-2542-5067
Berg, Ulla
Delanaye, Pierre
Dubourg, Laurence
Goffin, Karolien
Grubb, Anders
Hansson, Magnus
Littmann, Karin
Åsling-Monemi, Kajsa
Bökenkamp, Arend
Pottel, Hans
Article History
Received: 23 September 2018
Revised: 8 December 2018
Accepted: 18 December 2018
First Online: 4 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the World Medical Association Declaration of Helsinki of 1975, as revised in 2000.
: For this type of retrospective study, all extracted data were fully anonymous without any personal information, why informed consent was not required according to the regional ethical board approval in, Lund, Sweden, which approved the study.