{"groups":[{"description":"Fluzone High dose vaccine administered at Day 0. Fluzone High dose vaccine administered as a booster after 30 days from the initial vaccine.\n\nFluzone High Dose Vaccine","id":"FG000","title":"Fluzone High Dose Vaccine Then Fluzone High Dose Booster"},{"description":"Fluzone High-Dose if age greater than or equal to 65 or Standard dose influenza vaccine if age less than 65 at day 0. Placebo administered 30 days after the initial vaccine.\n\nStandard of care/Placebo","id":"FG001","title":"Standard of Care"}],"periods":[{"milestones":[{"achievements":[{"groupId":"FG000","numSubjects":"81"},{"groupId":"FG001","numSubjects":"41"}],"comment":"Initial Vaccine","type":"STARTED"},{"achievements":[{"groupId":"FG000","numSubjects":"19"},{"groupId":"FG001","numSubjects":"12"}],"comment":"Research blood draw only","type":"Day 7 (+/- 2 Days) (Optional)"},{"achievements":[{"groupId":"FG000","numSubjects":"74"},{"groupId":"FG001","numSubjects":"41"}],"comment":"30 Days After Initial Vaccine","type":"Day of Second Vaccine"},{"achievements":[{"groupId":"FG000","numSubjects":"72"},{"groupId":"FG001","numSubjects":"35"}],"comment":"30 Days After Second Vaccine","type":"30 Days Following 2nd Vaccine"},{"achievements":[{"groupId":"FG000","numSubjects":"38"},{"groupId":"FG001","numSubjects":"18"}],"type":"End of Study Visit (Optional)"},{"achievements":[{"groupId":"FG000","numSubjects":"72"},{"groupId":"FG001","numSubjects":"35"}],"comment":"All Required Milestones","type":"COMPLETED"},{"achievements":[{"groupId":"FG000","numSubjects":"9"},{"groupId":"FG001","numSubjects":"6"}],"type":"NOT COMPLETED"}],"title":"Overall Study"}]}