Fig. 1From: Clinical characteristics of abruptly increased paediatric patients with Omicron BF.7 or BA.5.2 in BeijingFlow chart of the study design. SARS-CoV-2, Severe acute respiratory syndrome coronavirus 2. CEMP, Capillary electrophoresis-based multiplex polymerase chain reaction assays. mNGS, Meta-genomic next-generation sequencingBack to article page