[This corrects the article DOI: 10.2196/51683.].
©Nicole Wimmesberger, Diana Rau, Florian Schuchardt, Simone Meier, Matthias L Herrmann, Ulrike Bergmann, Erik Farin-Glattacker, Jochen Brich. Originally published in JMIR Research Protocols (https://www.researchprotocols.org), 16.04.2024.