Cardiac manifestations in children and adolescents diagnosed with pediatric multisystem inflammatory syndrome related to COVID-19 Thiago T. Panizzi; Katharine A. de Souza; Gabriela B. Stutz; Fernanda M.C.F. Lemos; Marta C.F. Rodrigues; Rozana G. de Almeida; Luciane A. da R. Amorim; Flavio R. Sztajnbok; Adriana R. Fonseca; Nathalie J.M. Bravo-Valenzuela;