Hospital admission and emergency care attendance risk for SARS-CoV-2 delta (B.1.617.2) compared with alpha (B.1.1.7) variants of concern: a cohort study

The Lancet. Infectious diseases

Katherine A Twohig, Tommy Nyberg, Asad Zaidi, …, Daniela De Angelis, Anne M Presanis, Gavin Dabrera

• DOI: 10.1016/s1473-3099(21)00475-8
• PMID: 34461056
• PMCID: PMC8397301