P1562: CHARACTERIZING IRON OVERLOAD BY AGE IN PATIENTS DIAGNOSED WITH PYRUVATE KINASE DEFICIENCY – A DESCRIPTIVE ANALYSIS FROM THE PEAK REGISTRY. (23rd June 2022) - Bianchi, P.; Grace, R. F.; Vives Corrons, J.-L.; Glader, B.; Glenthøj, A.; Kanno, H.; Kuo, K. H.; Lander, C.; Layton, D. M.; Pospíŝilová, D.; Viprakasit, V.; Williams, J.; et al.