Patients’ perspectives on prescription cannabinoid therapies: a cross-sectional, exploratory, anonymous, one-time web-based survey among German patients oleh Jan Moritz Fischer, Farid I. Kandil, Ekaterina Katsarova, Laura Sophie Zager, Michael Jeitler, Felix Kugler, Franziska Fitzner, Vijayendra Murthy, Etienne Hanslian, Christoph Wendelmuth, Andreas Michalsen, Andreas Michalsen, Matthias Karst, Christian S. Kessler, Christian S. Kessler