2026-06-01T18:13:02Z https://www.peertechzpublications.org/oai-pmh

oai:www.peertechzpublications.org:10.17352/2640-7876.000034 2022-10-18 PTZ.GJRD:VOL7

Communicative and pragmatic skills: down syndrome vs williams syndrome Esther Moraleda-Sepúlveda Patricia López-Resa Noelia Pulido-García Paula López-Peces Noelia Santos-MurielGabriela Gutierrez-Arce<p>Down Syndrome (DS, hereinafter) is a chromosomal alteration produced by changes in the DNA sequence of chromosome 21, in addition to being the main cause of intellectual disability in the world [1]. According to the World Health Organization [2], DS has a worldwide prevalence of 1 in every 1,000 live births, but these figures vary due to different factors such as prenatal diagnosis. Others say that DS occurs in about 1 in 700 births [3].</p><p><br></p> Global Journal of Rare Diseases - Peertechz Publications 2022-10-18 Research Article https://doi.org/10.17352/2640-7876.000034 en Copyright © Esther Moraleda-Sepúlveda et al.