Funding for this research was provided by:
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (174281)
Received: 13 May 2021
Revised: 1 July 2021
Accepted: 7 July 2021
First Online: 26 July 2021
: The Cantonal Ethics Committee Bern (2019–00,049), Switzerland, approved this study. Written informed consent was obtained from the caregivers of each child or adolescent younger than 14 years. Among older adolescents, either the adolescent or the caregivers gave informed consent.
: Written consent for publication was obtained from the caregivers of each child or adolescent younger than 14 years. Among older adolescents, either the adolescent or the caregivers gave written consent.
: MF is the owner of the Bahnhof Apotheke Langnau AG, which produces and distributes medical cannabis-based preparations to patients upon medical prescription. DE works as a pharmacist in the same pharmacy and is a board member of the Swiss Society of Cannabis in Medicine. MF and DE had no role in study design and data analysis. All other authors declare that they have no conflicts of interest.