The effect of absenteeism and school failure in the consumption of snuff in a sample of students in 3rd and 4th of Secondary Education / El efecto del absentismo y el fracaso escolar en el consumo de tabaco, en una muestra de estudiantes de 3º y 4º (. ). HAAJ [Internet]. 2013 Jun. 30 [cited 2026 Aug. 13];13(1). Available from: https://ojs.haaj.org/haaj/article/view/193