Paternal retraction of a fragile X allele to normal size, showing normal function over two generations. - Bartlett, Essra; Archibald, Alison D.; Francis, David; Ling, Ling; Thomas, Rob; Chandler, Gabrielle; Ward, Lisa; O'Farrell, Gemma; Pandelache, Alison; Delatycki, Martin B.; Bennetts, Bruce H.; Ho, Gladys; et al. (American Journal of Medical Genetics. Part A, 2022)