Beal, Bryony, Hayes, Ian, Mcgaughran, Julie, Amor, David J., Miteff, Christina, Jackson, Victoria, van Reyk, Olivia, Subramanian, Gopinath, Hildebrand, Michael S., Morgan, Angela T., Goel, Himanshu. Lippincott Williams & Wilkins; 2019. Expansion of phenotype of DDX3X syndrome: six new cases.