Health self-perception and its association with physical activity and nutritional status in adolescents Alison Oliveira da Silva, Paula R.B. Diniz, Maria E.P. Santos, Raphael M. Ritti-Dias, Breno Q. Farah, Rafael M. Tassitano, Luciano M.F.T. Oliveira

Prevalence and factors associated with bullying: differences between the roles of bullies and victims of bullying Georgia Rodrigues Reis e Silva, Maria Luiza Carvalho de Lima, Raquel Moura Lins Acioli, Alice Kelly Barreira

Associations between the practice of bullying and individual and contextual variables from the aggressors’ perspective Wanderlei Abadio de Oliveira, Marta Angélica Iossi Silva, Jorge Luiz da Silva, Flávia Carvalho Malta de Mello, Rogério Ruscitto do Prado, Deborah Carvalho Malta