COVID-19	Coronavirus disease of 2019
CRP	C-reactive protein
ESR	erythrocyte sedimentation rate
H2O2	Hydrogen peroxide
IL	interleukin
LDH	lactate dehydrogenase
MAS	Macrophage activation syndrome
MIS-C	Multisystem inflammatory syndrome in children
NT-proBNP	N-terminal probrain natriuretic peptide
KD	Kawasaki disease
OS	oxidative stress
PT	prothrombin
PTT	partial thromboplastin time
RCT	randomized controlled trials
RT-PCR	reverse transcription-polymerase chain reaction
ROS	reactive oxygen species
SARS-CoV-2	severe acute respiratory syndrome coronavirus 2
SIRS	systemic inflammatory response syndrome
TFH	T-follicular helper
TSS	toxic shock syndrome