In a rapid communication published yesterday in Eurosurveillance, French researchers report 108 confirmed, probable, or possible cases of a rare multisystem inflammatory syndrome reported around the world in children with COVID-19.And a separate small prospective observational study published this week in BMJ suggests that the syndrome, called pediatric multisystem inflammatory syndrome temporally associated with COVID-19 (PIMS), is most common in those of African ancestry.High need for critical careIn the first study, the largest known published series of PIMS cases, researchers mined nationwide French surveillance data to retrospectively identify all cases from Mar 1 to May 17.They identified 79 confirmed, 16 probable, and 13 possible