2017. Transitional mutations increase to mitigate the bias effect on the X chromosome inactivation that leads to the onset of mutations with pathological effects in the gene for iduronato2 sulphatase (IDS) (3.1.6.13). Revista de Investigaciones Universidad del Quindío. 26, 1 (Dec. 2017), 135–138. DOI:https://doi.org/10.33975/riuq.vol26n1.139.