This paper is in the following e-collection/theme issue:

COVID-19 Vaccination (146) JMIR Theme Issue: COVID-19 Special Issue (2452) Vaccination and Immunization in the Digital Age (374) Infectious Diseases (non-STD/STI) (1575)

Published on in Vol 8, No 5 (2022): May

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/35054, first published .
The Effectiveness of Pfizer-BioNTech and Oxford-AstraZeneca Vaccines to Prevent Severe COVID-19 in Costa Rica: Nationwide, Ecological Study of Hospitalization Prevalence

The Effectiveness of Pfizer-BioNTech and Oxford-AstraZeneca Vaccines to Prevent Severe COVID-19 in Costa Rica: Nationwide, Ecological Study of Hospitalization Prevalence

The Effectiveness of Pfizer-BioNTech and Oxford-AstraZeneca Vaccines to Prevent Severe COVID-19 in Costa Rica: Nationwide, Ecological Study of Hospitalization Prevalence

Authors of this article:

Luis Rosero-Bixby1 Author Orcid Image
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