Funding for this research was provided by:
Text and Data Mining valid from 2018-07-09
First Online: 9 July 2018
Compliance with Ethical Standards
: The study protocol complied to European Directive 2010/63/EU and the Law on Animal Experiments of The Netherlands; it was approved by the Central Committee on Animal Experiments of The Netherlands (The Hague, license no. AVD105002015166) and the Institutional Animal Care and Use Committee of the University of Groningen (protocol 15166-01-001).
: The authors declare that they have no conflict of interest.