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Maternal RSVpreF and nirsevimab had comparable initial effectiveness, but effectiveness of RSVpreF waned approximately 1.7 times more rapidly.<\/jats:p>","DOI":"10.64898\/2026.09.15.26363141","type":"posted-content","created":{"date-parts":[[2026,9,17]],"date-time":"2026-09-17T01:25:36Z","timestamp":1789608336000},"source":"Crossref","is-referenced-by-count":0,"title":["Real-World Effectiveness of Maternal RSVpreF Vaccination and Durability of Infant Protection"],"prefix":"10.64898","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-2805-0171","authenticated-orcid":false,"given":"Hanmeng","family":"Xu","sequence":"first","affiliation":[{"name":"Department of Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, CT, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Camila","family":"Aparicio-Llorente","sequence":"additional","affiliation":[{"name":"Department of Pediatrics, Yale School of Medicine, New Haven, CT, 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