Siqueira AF, Ferreira DS, Monteiro WF, Teixeira E, Barbosa IPB. Validation of a handbook on suicide prevention among students: talking is the best solution. Rev Rene [Internet]. 2020 Feb. 10 [cited 2024 Dec. 12];21:e42241. Available from: http://periodicos.ufc.br/rene/article/view/42241