Wijers, C. H. W.
Visser, M. C.
van Litsenburg, R. T. H.
Niesink, R. J. M.
Willemse, R. B.
Croes, Esther A.
Funding for this research was provided by:
Dutch Ministry of Health, Welfare, and Sport
Article History
Received: 15 January 2018
Revised: 15 April 2018
Accepted: 30 April 2018
First Online: 8 May 2018
Compliance with ethical standards
:
: The local ethics committee confirmed that analyses of the anonymous data from the MDI database do not require separate ethics approval. Written informed consent was received from both presented patients. The study has been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.
: The authors declare that they have no conflict of interest.