Coronavirus disease 2019 infection severity among different variants in children under 2-years old in Brazil Beatriz Martinelli Menezes Gonçalves; Rossana P.V. Francisco; Ágatha S. Rodrigues; José Carlos Soares Junior;

Worsening quality of life in asthmatics, non-obstructed smokers and ACO during the COVID-19 pandemic in patients from the ELSA-Brazil Roselaine Maria Oliveira; Francine Maria de Almeida; Vitoria Caroline Queiroz; Anna Paula de Lima Costa; Renato Fraga Righetti; Edna Aparecida Leick; Paulo Lotufo; Isabela Bensenor; Itamar Souza Santos; Iolanda de Fatima Lopes Calvo Tibério;

Exploring the interplay between host genetics and acute and long COVID: A narrative review Thais Beuren; Filipe Ferrari; Leandro Tolfo Franzoni; Cássia da Luz Goulart; Fernando Val; Gerson Cipriano; Ricardo Stein;