Kloosterman, Ritsche A. http://orcid.org/0000-0001-5944-9441
van der Hoek, Jan Peter http://orcid.org/0000-0002-0674-388X
Herder, Paulien http://orcid.org/0000-0003-4742-7522
Article History
Received: 30 April 2020
Accepted: 2 December 2020
First Online: 11 December 2020
Compliance with Ethical Standards
:
: All work is compliance with Ethical Standards.
: Not applicable.
: Authors and Vitens (case studies) give their permission to publish.
: Not applicable.