Funding for this research was provided by:
Medizinische Fakultät, Westfälische Wilhelms-Universität Münster
Received: 7 October 2017
Accepted: 4 February 2018
First Online: 14 February 2018
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: Consent for publication has been obtained. Written informed consent has been obtained from all identifiable individuals.
: AR, AL, MU, JS, HP, PK declare that they have no competing interests. HV is Chief Science Officer of GlycoCheck BV, The Netherlands.
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