Correction: Iceland screens, treats, or prevents multiple myeloma (iStopMM): a population-based screening study for monoclonal gammopathy of undetermined significance and randomized controlled trial of follow-up strategies - Sæmundur Rögnvaldsson; Thorvardur Jon Love; Sigrun Thorsteinsdottir; Elín Ruth Reed; Jón Þórir Óskarsson; Íris Pétursdóttir; Guðrún Ásta Sigurðardóttir; Brynjar Viðarsson; Páll Torfi Önundarson; Bjarni A. Agnarsson; Margrét Sigurðardóttir; Ingunn Þorsteinsdóttir; et al. (Blood Cancer Journal, 2023)