Review
Open access
Jul 2026
Effectiveness, Safety, and Immunogenicity of a Second COVID‐19 Vaccine Booster in the Elderly: A Systematic Review and Meta‐Analysis Protocol
This systematic review and meta‐analysis protocol aims to critically evaluate the available evidence from randomized and nonrandomized clinical trials regarding the effectiveness, safety, and immunogenicity of the second COVID‐19 vaccine booster in older adults worldwide.
Marieli Thomazini Piske Garcia, V. Valim, L. C. Lopes-Júnior
· Health Science Reports · 0 citations