Expression of Concern to: Redox modification of cysteine residues regulates the cytokine activity of high mobility group box-1 (HMGB1) - Huan Yang; Peter Lundbäck; Lars Ottosson; Helena Erlandsson-Harris; Emilie Venereau; Marco E. Bianchi; Yousef Al-Abed; Ulf Andersson; Kevin J. Tracey; Daniel J. Antoine (BMC, 2020)