Funding for this research was provided by:
European Regional Development Fund (POCTEFA 2014-2020)
Robert Koch Institute through funds from the Federal Ministry of Health (1369–341)
Spanish Ministry of Health (CP16/00041)
Text and Data Mining valid from 2018-07-30
Received: 28 May 2018
Accepted: 16 July 2018
First Online: 30 July 2018
Compliance with Ethical Standards
: The study was conducted according to the revised Declaration of Helsinki and Good Clinical Practice guidelines, and was approved by all local Ethics committees. All study participants or their legal guardians provided written informed consent.
: Not applicable.
: Dr. Lachmann reports he is a representative of AJ Roboscreen GmbH, Leipzig, Germany.