. 2021 Aug 13;2:710127. doi: 10.3389/fresc.2021.710127
Copyright © 2021 Stallinga, Bakker, Haan, van Os-Medendorp, Kars, Overgoor, Stewart and Roodbol.
This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.
Figure 2.
Timeline research procedure. Both the preparation and research phase lasted 8 weeks.