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Relative effectiveness of monovalent and bivalent mRNA boosters in preventing severe COVID-19 due to omicron BA.5 infection up to 4 months post-administration in people aged 60 years or older in Italy: a retrospective matched cohort study

Alberto Mateo‐Urdiales, Chiara Sacco, Emmanouil Alexandros Fotakis, Martina Del Manso, Antonino Bella, Flavia Riccardo, Marco Bressi, Maria Cristina Rota, Daniele Petrone, Andrea Siddu,

The Lancet Infectious Diseases · 2023 · 35 citations · 10 references

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10

Using Big Data to Emulate a Target Trial When a Randomized Trial Is Not Available: Table 1.

Miguel A. Hernán, James M. Robins · American Journal of Epidemiology · 2016 · 2.7K citations · Full text

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Effects of Previous Infection and Vaccination on Symptomatic Omicron Infections

Heba Altarawneh, Hiam Chemaitelly, Houssein H. Ayoub et al. · New England Journal of Medicine · 2022 · 576 citations · Full text

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Effect of mRNA Vaccine Boosters against SARS-CoV-2 Omicron Infection in Qatar

Laith J. Abu‐Raddad, Hiam Chemaitelly, Houssein H. Ayoub et al. · New England Journal of Medicine · 2022 · 398 citations · Full text

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Ignoring the matching variables in cohort studies – when is it valid and why?

Arvid Sjölander, Sander Greenland · Statistics in Medicine · 2013 · 173 citations

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Effectiveness of mRNA vaccines and waning of protection against SARS-CoV-2 infection and severe covid-19 during predominant circulation of the delta variant in Italy: retrospective cohort study

Massimo Fabiani, Maria Puopolo, Cristina Morciano et al. · BMJ · 2022 · 122 citations · Full text

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