{"nct_id":"NCT02723773","title":"A Long-term Follow-up Study (ZOE-LTFU) of Two Studies 110390 (ZOSTER-006) and 113077 (ZOSTER-022) to Assess the Efficacy, Safety, and Immunogenicity Persistence of GSK Biologicals' Herpes Zoster Subunit (HZ/su) Vaccine and Assessment of 1 or 2 Additional Doses in Two Subgroups of Older Adults","status":"COMPLETED","status_verified_date":"2024-08","start_date":"2016-04-16","start_date_type":"ACTUAL","primary_completion_date":"2023-06-28","primary_completion_date_type":"ACTUAL","completion_date":"2023-06-28","completion_date_type":"ACTUAL","phases":["PHASE3"],"tickers":["GSK"]}