Correction: Practical considerations for measuring the effective reproductive number, Rt. - Gostic, Katelyn M.; McGough, Lauren; Baskerville, Edward B.; Abbott, Sam; Joshi, Keya; Tedijanto, Christine; Kahn, Rebecca; Niehus, Rene; Hay, James A.; De Salazar, Pablo M.; Hellewell, Joel; Meakin, Sophie; et al. (PLoS Computational Biology, 2021)