Safety and Immunogenicity of 1 or 2 Additional Doses of the Adjuvanted Recombinant Zoster Vaccine Administered 5–6 Years After Primary Vaccination in Adults ≥50 Years. - Leon, Rafael; Diez-Domingo, Javier; Andrews, Charles; Cunha, Clovis Arns da; Choo, Eun-Ju; Hui, David Shu Cheong; Cunningham, Anthony L; Eto, Takashi; Icardi, Giancarlo; McNeil, Shelly A (Open Forum Infectious Diseases, 2026)