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;

Factors associated with developmental delay in late preterm infants: the BRISA cohort Paulo Ricardo Higassiaraguti Rocha; Gabriela Pap da Silva; Otávio Augusto Gratão; Marco Antonio Barbieri; Viviane Cunha Cardoso; Maria da Conceição Pereira Saraiva; Heloisa Bettiol;

Determinants of rapid weight gain in a cohort of children in the first six months of life Maíra Barros Louro Menezes; Cristina Maria Mendes Resende; Danielle Fernandes Durso; Mariane Alves Silva; Jacqueline Isaura Alvarez Leite; Sarah Aparecida Vieira Ribeiro; Juliana Farias de Novaes; Sylvia Do Carmo Castro Franceschini; Maria Tereza Cartaxo Muniz; Gustavo Velasquez-Melendez;