RT Journal Article SR Electronic T1 Rise in children presenting with periodic fever, aphthous stomatitis, pharyngitis and adenitis syndrome during the COVID-19 pandemic JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP e49 OP e49 DO 10.1136/archdischild-2021-322792 VO 106 IS 12 A1 Khuen Foong Ng A1 Joseph Morgan A1 Thomas Cutts A1 Isabel Duncan A1 Marion Roderick A1 Athimalaipet Ramanan A1 Anu Goenka YR 2021 UL http://adc.bmj.com/content/106/12/e49.abstract AB