primary_completion: 2028-04 → 2028-06; completion: 2032-04 → 2032-06; enrollment: 14 → 18; primary_outcomes: ['Evaluation of efficacy via primary endpoint comprised of LAMP2 myocardial tissue expression and left ventricular mass index'] → ['Evaluation of Efficacy: Improvement as assessed via primary endpoint comprised of LAMP2 myocardial tissue expression and left ventricular mass index (LVMI)']