Case numbers of acute hepatitis of unknown aetiology among children in 24 countries up to 18 April 2022 compared to the previous 5 years. by van Beek, J, Fraaij, PLA, Giaquinto, C, Shingadia, D, Horby, P, Indolfi, G, Koopmans, M

Other Authors: “…Acute hepatitis study group…”