NewslettersImmunology of Infectious Disease NewsAssociation of Frailty, Age, and Biological Sex with SARS-CoV-2 mRNA Vaccine-Induced Immunity in Older AdultsBy lbeveridge - May 24, 2022040Vaccination induced greater antibody titers in older females than males, with both age and frailty associated with reduced antibody responses in males, but not females.[Clinical Infectious Diseases]Abstract