Earlier vaccination MMR antibody rates

Vittrup, Dorthe Maria et al.

Immunogenicity and reactogenicity following MMR vaccination in 5–7-month-old infants: a double-blind placebo-controlled randomized clinical trial in 6540 Danish infants

eClinicalMedicine, Volume 68, 102421

Published January 11, 2024

DOI: 10.1016/j.eclinm.2023.102421

PubMed Central PMCID: PMC10825632

Lower levels at birth and earlier waning of maternal antibodies have been observed in the post-vaccine era. Earlier vaccination of children is being proposed however this reduces protection rates significantly.