Novartis shares Zolgensma long-term data demonstrating sustained durability up to 7.5 years post-dosing; 100% achievement of all assessed milestones in children treated prior to SMA symptom onset Children in LT-001 treated after SMA symptom onset maintained or achieved additional milestones up to 7.5 years post one-time intravenous infusionAll children (100%) in the presymptomatic intravenous...