Tuberculosis preventive treatment in children and adolescents: an observational study of secondary data Tony Tannous Tahan; Andrea Maciel de Oliveira Rossoni; Mauricio Bedim dos Santos; Juliana Taques Pessoa da Silveira; Simoni Pimenta de Oliveira; Cristina de Oliveira Rodrigues;

Factors associated with signs of congenital syphilis in newborns Ana Fátima Braga Rocha; Maria Alix Leite Araújo; Aisha Khizar Yousafzai; Rebeca Gomes de Oliveira; Ana Patrícia Alves da Silva;

Environmental pollution and cancer Denise Bousfield da Silva; Mara Albonei Dudeque Pianovski; Neviçolino Pereira de Carvalho Filho;