Erratum to: Prothrombin Complex Concentrate for Major Bleeding on Factor Xa Inhibitors: A Prospective Cohort Study - Schulman, Sam; Gross, Peter L.; Ritchie, Bruce; Nahirniak, Susan; Lin, Yulia; Lieberman, Lani; Carrier, Marc; Crowther, Mark A.; Ghosh, Indy; Lazo-Langner, Alejandro; Zondag, Michelle; On Behalf of the Study Investigators (Thrombosis and Haemostasis, 2018)