National Institute for Health and Clinical Excellence (NICE). Attention deficit hyperactivity disorder: diagnosis and management (NG87). London: NICE; 2018. https://www.nice.org.uk/guidance/NG87
Taylor E, Dopfner M, Sergeant J, Asherson P, Banaschewski T, Buitelaar J, et al. European clinical guidelines for hyperkinetic disorder -- first upgrade. Eur Child Adolesc Psychiatry 2004;13 Suppl 1:I7–30. https://www.ncbi.nlm.nih.gov/pubmed/15322953
Wolraich ML, Hagan JF, Allan C, Chan E, Davison D, Earls M, et al. Clinical practice guideline for the diagnosis, evaluation, and treatment of attention-deficit/hyperactivity disorder in children and adolescents. Pediatrics 2019;144(4). https://www.ncbi.nlm.nih.gov/pubmed/31570648