Severe clinical spectrum with high mortality in pediatric patients with COVID-19 and multisystem inflammatory syndrome - Pereira, Maria Fernanda Badue; Litvinov, Nadia; Farhat, Sylvia Costa Lima; Eisencraft, Adriana Pasmanik; Gibelli, Maria Augusta Bento Cicaroni; Carvalho, Werther Brunow de; Fernandes, Vinicius Rodrigues; Fink, Thais de Toledo; Framil, Juliana Valeria de Souza; Galleti, Karine Vusberg (Clinics, 2020)