Low back pain in adolescents and association with sociodemographic factors, electronic devices, physical activity and mental health Thiago Paulo Frascareli Bento; Guilherme Porfirio Cornelio; Priscila de Oliveira Perrucini; Sandra Fiorelli Almeida Penteado Simeão; Marta Helena Souza de Conti; Alberto de Vitta;

Combining procalcitonin, c-reactive protein, and white blood cell count in predicting infections in pediatric open cardiac surgery with cardiopulmonary bypass Tuan Manh Ha; Man Minh Tran; Tung Viet Le; Nguyen The Nguyen Phung;

Increase in new-onset type 1 diabetes diagnoses among Brazilian children and adolescents during the COVID-19 pandemic Renata Szundy Berardo; Melanie Rodacki; Bruna S. Pugliese; Fernanda Roisman; Juliane Rocha; Daniel Gilban; Bianca Balassiano; Cristine Barboza Beltrão; Isla Aguiar Paiva; Juliana Veiga Moreira; Jorge Luescher; Ludmila Campos; Isabella Coutinho; Isabel Rey Madeira; Alessandra S.M.F. da Costa; Lucianne R.M. Tannus; Nádia C.P. Rodrigues; Lenita Zajdenverg;