R. Escobar, C. Soutullo, J. San Sebastián, E. Fernández, I. Julián, and F. Lahortiga, “Atomoxetine safety and efficacy in children with attention deficit/hyperactivity disorder (ADHD): initial phase of 10-week treatment in a relapse prevention study with a Spanish sample”, Actas Esp Psiquiatr, vol. 33, no. 1, pp. 26–32, Jan. 2005.