Correction to: A case of an injured calcaneus secundarius in a professional soccer player. - Kepka, Sabrina; Morel, Marc; Garnier, Franck; Pietra, François; Marjanovic, Nicolas; Zeller, Pascal; Bilbault, Pascal; Kremer, Stéphane; Bierry, Guillaume (BMC Musculoskeletal Disorders, 2021)