Does COVID Vax reduce adolescent MIS-C risk? In France 77% of teens recv COVID Vaccine by 10/2021. From Sept-Oct 2021,107 MIS-C kids were hospitalized in France; 31% were eligible but not vaccinated. MIS-C risk dropped 91% (0.09) after 1st first vax dose https://t.co/mF0L2VnEoi https://t.co/R33n1FCN3X