Raj, R. http://orcid.org/0000-0003-4243-9591
Bendel, S.
Reinikainen, M.
Hoppu, S.
Laitio, R.
Ala-Kokko, T.
Curtze, S.
Skrifvars, M. B.
Funding for this research was provided by:
Helsingin Yliopisto (H370273702705)
Helsingin ja Uudenmaan Sairaanhoitopiiri (TYH2014221)
Article History
Received: 15 April 2018
Accepted: 7 August 2018
First Online: 20 September 2018
Ethics approval and consent to participate
: The research committee of the of Helsinki University Hospital (HUS/26/2018 §37), the Finnish National Institute for Health and Welfare (THL/2034/5.05.00/2017), Statistics Finland (TK-53-1047-14), the Social Insurance Institution (Kela 23/522/2018), the Office of the Data Protection Ombudsman (2794/402/2015) and all of the participating university hospitals’ ethics committees approved this study and waived the need for informed consent.
: Not applicable.
: The authors declare that they have no competing interests.
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