1. Effectiveness of a third dose of the BNT162b2 mRNA COVID-19 vaccine for preventing severe outcomes in Israel: an observational study;Barda;Lancet,2021
2. Symptom prevalence, duration, and risk of hospital admission in individuals infected with SARS-CoV-2 during periods of omicron and delta variant dominance: a prospective observational study from the ZOE COVID Study;Menni;Lancet,2022
3. Risk of long COVID associated with delta versus omicron variants of SARS-CoV-2;Antonelli;Lancet,2022
4. Risk factors and disease profile of post-vaccination SARS-CoV-2 infection in UK users of the COVID Symptom Study app: a prospective, community-based, nested, case-control study;Antonelli;Lancet Infect. Dis.,2022
5. Omicron (B.1.1.529) - variant of concern - molecular profile and epidemiology: a mini review;Kannan;Eur. Rev. Med. Pharmacol. Sci.,2021