ERICA: cardiovascular risks associated with oral contraceptive use among Brazilian adolescents Bruna de Siqueira Barros; Maria Cristina Caetano Kuschnir; Fábio Chigres Kuschnir; Érica Azevedo de Oliveira Costa Jordão;

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;

Is the capacity to consent different from the capacity to refuse treatments and procedures in adolescence? Guilherme Henrique Martins; Kalline Eler; Aline Albuquerque; Rui Nunes;