high-risk groups
FDA Approves Updated COVID-19 Shots from Pfizer, Moderna, Novavax with New Restrictions
FDA; COVID-19 vaccine; Pfizer; Moderna; Novavax; vaccine restrictions; high-risk groups; 2025-2026 booster; LP.8.1 sublineage
FDA Institutes Stricter, Targeted COVID Vaccine Policy, Moving Away from ‘One-Size-Fits-All’ Approach
FDA; COVID-19; vaccine policy; vaccine eligibility; clinical trials; high-risk groups; elderly; policy change; public health