Rydberg, E. M., M. Möller, J. Ekelund, O. Wolf, and D. Wennergren. “Does the Covid-19 Pandemic Affect Ankle Fracture Incidence? Moderate Decrease in Sweden”. Acta Orthopaedica, vol. 92, no. 4, Apr. 2021, pp. 381-4, doi:10.1080/17453674.2021.1907517.