Year-to-year variation in attack rates could result in underpowered respiratory syncytial virus vaccine efficacy trials

Billard, MNWildenbeest, JBont, LJNair, HMeijer, Aal., et2025-03-312025-03-3120223521715310.1016/j.jclinepi.2022.02.003https://rivm.openrepository.com/handle/10029/654335Year-to-year variation in attack rates could result in underpowered respiratory syncytial virus vaccine efficacy trialsArticleJ Clin Epidemiol 2022; 147:11-202025-03-31