Ng, K F, Morgan, J, Cutts, T, Duncan, I, Roderick, M, Ramanan, A & Goenka, A 2021, ' Rise in children presenting with periodic fever, aphthous stomatitis, pharyngitis and adenitis syndrome during the COVID-19 pandemic ', Archives of Disease in Childhood, vol. 106, no. 12, 0, pp. E49 . https://doi.org/10.1136/archdischild-2021-322792