@article{Becoña:61658,
      author        = "Becoña, E. and Martínez-Vispo, C. and Senra, C. and
                       López-Durán, A. and Rodríguez-Cano, R. and Fernández
                       Del Río, E.",
      title         = "{Cognitive-behavioral treatment with behavioral activation
                       for smokers with depressive symptomatology: Study protocol
                       of a randomized controlled trial}",
      year          = "2017",
}