SARS-CoV-2 identification in an acute appendicitis case: acute abdomen as manifestation of multisystem inflammatory syndrome in a child with COVID-19 - Serra, Amanda Munhoz; Ventura, Andréa Maria Cordeiro; Xavier, Lucas Freitas; Simões, Angélica Braz; Duarte Neto, Amaro Nunes (Brazilian Journal of Infectious Diseases, 2021)