Fig. 2From: Clinical characteristics of abruptly increased paediatric patients with Omicron BF.7 or BA.5.2 in BeijingDistribution of SARS-CoV-2 positive specimens from paediatric outpatients during 18 Nov-6 Dec, 2022. A Number or percentage of SARS-CoV-2 positive specimens per day. B The cumulative positive cases identified as Omicron subvariant BA.5.2 or BF. 7 per dayBack to article page