Sousa, B. de O.P., Stelko-Pereira, A.C., Chaves, Érika de C.L., Moreira, D. da S., Santos, M.A. dos e Pillon, S.C. 2017. <b&gt;Drug use and risk factors among school adolescents. Acta Scientiarum. Health Sciences. 39, 2 (ago. 2017), 233-240. DOI:https://doi.org/10.4025/actascihealthsci.v39i2.32450.