Economic burden of respiratory syncytial and parainfluenza viruses in children of upper-middle-income countries: a systematic review César Ramos Rocha-Filho; Gabriel Sodré Ramalho; Johnny Wallef Leite Martins; Rosa Camila Lucchetta; Ana Carolina Pereira Nunes Pinto; Aline Pereira da Rocha; Giulia Fernandes Moça Trevisani; Felipe Sebastião de Assis Reis; Laura Jantsch Ferla; Patrícia de Carvalho Mastroianni; Luci Correa; Humberto Saconato; Virgínia Fernandes Moça Trevisani;

Impact of skin-to-skin contact on acute procedural pain in newborns: a systematic review and meta-analysis Lizandro de Andrade Teles; Francisco Plácido Nogueira Arcanjo; Kailane Martins Cardoso; Jeferson de Sousa Justino;

Parents' perception of their children's neurodevelopment during the COVID-19 pandemic and associated factors Sabrina Ribeiro Ibiapina; Taís Michele Werle; Milena Monticelli Giongo; Magda Lahorgue Nunes;