[This corrects the article DOI: 10.2196/29583.].
©Fabrice Denis, Anne-Lise Septans, Lea Periers, Jean-Michel Maillard, Florian Legoff, Hirac Gurden, Sylvain Moriniere. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 16.07.2021.