The total study duration will be approximately 45 months. Participants in Group 1 will attend clinic visits for 14 months followed by annual health contacts, for a total of 3 years after initial study injection. Participants in Group 2 will attend clinic visits for 22 months followed by annual health contacts, for a total of 3 years after initial study injection. Participants in Group 3 will attend clinic visits for 20 months followed by annual health contacts, for a total of 3 years after initial study injection. Participants in Group 1 will have 17 study visits, participants in Group 2 will have 23 visits, and participants in Group 3 will have 21 visits.