Corrigendum to "European Resuscitation Council Guidelines 2021: Cardiac arrest in special circumstances" [Resuscitation 161 (2021) 152-219] - Lott, Carsten; Truhlář, Anatolij; Alfonzo, Annette; Barelli, Alessandro; González-Salvado, Violeta; Hinkelbein, Jochen; Nolan, Jerry P; Paal, Peter; Perkins, Gavin D; Thies, Karl-Christian; Yeung, Joyce; Zideman, David A; et al. (Resuscitation, 2021)