Authorship Correction: International Changes in COVID-19 Clinical Trajectories Across 315 Hospitals and 6 Countries: Retrospective Cohort Study - Griffin M Weber; Harrison G Zhang; Sehi L'Yi; Clara-Lea Bonzel; Chuan Hong; Paul Avillach; Alba Gutiérrez-Sacristán; Nathan P Palmer; Amelia Li Min Tan; Xuan Wang; William Yuan; Nils Gehlenborg; et al. (JMIR Publications, 2021)