Vibholm, H. A., J. Pedersen, A. Holm, and S. Krue. “A Multicenter, Randomized, Controlled Study of Training Executive, Attention, and Motor Skills (TEAMS) in Danish Preschool Children With Attention-deficit/Hyperactivity Disorder: Rationale and Description of the Intervention and Study Protocol”. Scandinavian Journal of Child and Adolescent Psychiatry and Psychology, vol. 2, no. 1, Jan. 2014, pp. 2-10, https://tidsskrift.dk/sjcapp/article/view/15837.