Waning of vaccine effectiveness against moderate and severe covid-19 among adults in the US from the VISION network: test negative, case-control study - Ferdinands, Jill M; Rao, Suchitra; Dixon, Brian E; Mitchell, Patrick K; DeSilva, Malini B; Irving, Stephanie A; Lewis, Ned; Natarajan, Karthik; Stenehjem, Edward; Grannis, Shaun J; Han, Jungmi; McEvoy, Charlene; et al. (BMJ. British medical journal (Clinical research ed.), 2022)
Keywords: Coronaviruses; COVID-19; COVID-19 vaccines; Emergency medical care; Hospitals; mRNA; mRNA vaccines; Severe acute respiratory syndrome coronavirus 2; Vaccine efficacy; Young adults; United States--US