The Jérôme Lejeune Foundation, which was given public interest status in 1996, has been working for individuals affected by genetic intelligence disorders (Down syndrome, Williams-Beuren syndrome, fragile X syndrome, “cri du chat” syndrome, other trisomies, monosomies and unexplained intellectual disability…) At the service of affected individuals and their families, the Jérôme Lejeune Foundation is driven … Lire la suite de Landing page EN