INDEXITY: a web-based collaborative tool for medical video annotation. - Jean-Paul Mazellier; Méline Bour-Lang; Sabrina Bourouis; Johan Moreau; Aimable Muzuri; Olivier Schweitzer; Aslan Vatsaev; Julien Waechter; Emilie Wernert; Frederic Woelffel; Alexandre Hostettler; Nicolas Padoy; et al. (CoRR, 2023)