V. Vergara

Effectiveness and duration of a second COVID-19 vaccine booster

E. Undurraga, R. Araos, C. Cuadrado, 2022, medRxiv.

Effectiveness of homologous and heterologous booster doses for an inactivated SARS-CoV-2 vaccine: a large-scale prospective cohort study

E. Undurraga, R. Araos, J. Zubizarreta, 2022, The Lancet Global Health.

Effectiveness of CoronaVac in children 3–5 years of age during the SARS-CoV-2 Omicron outbreak in Chile

E. Undurraga, A. Jara, R. Araos, 2022, Nature Medicine.

Effectiveness of an inactivated SARS-CoV-2 vaccine in children and adolescents: a large-scale observational study

E. Undurraga, A. Jara, R. Araos, 2023, The Lancet Regional Health - Americas.

Effectiveness of Homologous and Heterologous Booster Shots for an Inactivated SARS-CoV-2 Vaccine: A Large-Scale Observational Study

E. Undurraga, A. Jara, R. Araos, 2022, Social Science Research Network.