Lienert, Florian http://orcid.org/0000-0002-9161-7107
Weiss, Olivia
Schmitt, Kathrin
Heininger, Ulrich
Guggisberg, Patrik
Article History
Received: 7 May 2020
Accepted: 4 November 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: Ethical review and approval were not required in accordance with the local legislation (Swiss federal law on research on humans, ExternalRef removed). Participating physicians gave their written informed consent before filling out the online questionnaire (see additional file InternalRef removed).
: Not applicable.
: FL and PG areĀ former or current employees of MSD Merck Sharp & Dohme AG Switzerland, a manufacturer of varicella vaccines. The other authors declare that they have no competing interests and no honorarium was paid to UH or his institution.