P1451: PUBERTAL DEVELOPMENT OF TRANSFUSION DEPENDENT THALASSEMIA PATIENTS AT THE ERA OF ORAL CHELATION WITH DEFERASIROX: RESULTS OF THE FRENCH NATIONAL REGISTRY NATHALY oleh Mathilde Veneziano, Audrey Benoit, Yoann Huguenin, Anne Lambilliotte, Marie-Pierre Castex, Stephanie Gourdon, Ghislaine Ithier, Kamila Kebaili, Pierre-Simon Rohrlich, Corinne Pondarre, Abdourahim Chamouine, Pauline Simon, Placide Agbo-Kpati-Kokou, Slimane Allali, Sandrine Baron-Joly, Sophie Bayart, Nicolas Billaud, Valentine Brousse, Cecile Dumesnil, Nathalie Garnier, Isabelle Guichard, Laure Joseph, Annie Kamdem, Julie Maitre, Catherine Mathey, Catherine Paillard, Aurélie Phulpin, Cécile Renard, Cecile Stoven, Mohamed Touati, Capucine Trochu, Suzanne Mathieu, Julia Vergier, Catherine Badens, Szepetowski Sarah, Isabelle Thuret