Birkebaek, N H, Kamrath, C, Grimsmann, J M, Aakesson, K, Cherubini, V, Dovc, K, de Beaufort, C, Alonso, G T, Gregory, J W, White, M, Skrivarhaug, T, Sumnik, Z, Jefferies, C, Hörtenhuber, T, Haynes, A, De Bock, M, Svensson, J, Warner, J T, Gani, O, Gesuita, R, Schiaffini, R, Hanas, R, Rewers, A, Eckert, A J, Holl, R W & Cinek, O 2022, ' Impact of the COVID-19 pandemic on long-term trends in the prevalence of diabetic ketoacidosis at diagnosis of paediatric type 1 diabetes : an international multicentre study based on data from 13 national diabetes registries ', The Lancet Diabetes and Endocrinology, vol. 10, no. 11, pp. 786-794 . https://doi.org/10.1016/S2213-8587(22)00246-7