Corrigendum to 'Predictors of safety and success in minimally invasive surgery for degenerative mitral disease': [Eur J Cardiothorac Surg 2021; https://doi.org/10.1093/ejcts/ezab438]. (22nd December 2021) - Bonaros, Nikolaos; Hoefer, Daniel; Oezpeker, Cenk; Gollmann-Tepeköylü, Can; Holfeld, Johannes; Dumfarth, Julia; Kilo, Juliane; Ruttmann-Ulmer, Elfriede; Hangler, Herbert; Grimm, Michael; Mueller, Ludwig