Mraz, Kourtney M., Gina Amadio, Pamela Diener, Grace Eisenberg, and Jack R. Engsberg. “Improving Upper Extremity Motor Skills in Girls With Rett Syndrome Using Virtual Reality”. Journal of Intellectual Disability - Diagnosis and Treatment 4, no. 3 (October 19, 2016): 142–151. Accessed August 9, 2026. http://pms.lifescienceglobal.com/index.php/jiddt/article/view/4147.