Craveiro Costa, R., Schrempp Esteves, C., Flores, P. and Varandas, L. 2023. Acute Hepatitis of Unknown Origin in Children: Two Cases in a Portuguese Hospital. Acta Médica Portuguesa. 36, 7-8 (Jan. 2023), 506–510. DOI:https://doi.org/10.20344/amp.18690.