The clinical value of optical genome mapping in the rapid characterization of RB1 duplication and 15q23q24.2 triplication, for more appropriate prenatal genetic counselling oleh Malek Bouassida, Denise Molina‐Gomes, Fairouz Koraichi, Bérénice Hervé, Morgane Lhuilier, Clémence Duvillier, Jessica Le Gall, Marion Gauthier‐Villars, Valérie Serazin, Thibaud Quibel, Rodolphe Dard, François Vialard