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;

Risk factors for renal involvement in Henoch¿Schönlein purpura Woo Kyung Kim; Chan Jong Kim; Eun Mi Yang;

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;