Riuttanen, A., Ponkilainen, V., Kuitunen, I., Reito, A., Sirola, J., & Mattila, V. M. (2021). Severely injured patients do not disappear in a pandemic: Incidence and characteristics of severe injuries during COVID-19 lockdown in Finland. Acta Orthopaedica, 92(3), 249–253 . https://doi.org/10.1080/17453674.2021.1881241