Vanderstraeten, V., N. van Doorn, S. De Weerdt, and A. Jansen. “When Teenagers Are Out of Sync. Case Report Teaching Us What We Should Know about Adolescents and Delayed Sleep Phase Disorder”. Belgian Journal of Paediatrics, vol. 23, no. 3, Oct. 2021, https://belgjpaediatrics.com/index.php/bjp/article/view/133.