Covid

Primary SARS-CoV-2 exposure by vaccination or infection shapes immune responses to omicron variants among a Spanish cohort

Ranzani OT, Pérez CM, Rubio R, ..., Moncunill G, Dobaño C

Dec 13, 2025

TB as a risk factor for severe COVID-19 mortality

Borges IC, Lino FM, Luna-Muschi A, ..., Costa SF, Ranzani OT

Mar 31, 2025

The burden, clinical features and outcomes of SARS-CoV-2, Influenza and co-infections during concurrently out-of-season outbreaks in Brazil

Vieceli T, Croda J, Bastos LdSL, Bozza FA, Ranzani OT

Jan 1, 2025

Environmental Exposures and Long COVID in a Prospective Population-Based Study in Catalonia (COVICAT Study)

Saucy A, Espinosa AB, Iraola‐Guzmán S, Castaño-Vinyals G, Harding BN, Karachaliou M, Ranzani OT, Cid Rd, García‐Aymerich J, Kogevinas M

Nov 1, 2024

Antibody responses to common viruses according to COVID-19 severity and postacute sequelae of COVID-19

Karachaliou M, Ranzani OT, Espinosa AB, ..., Moncunill G, Kogevinas M

Sep 1, 2024

Prevalence, risk factors, and impact of long COVID in a socially vulnerable community in Brazil: a prospective cohort study

Azambuja P, Bastos LdSL, Silva ADABD, ..., Ranzani OT, Hamacher S, Bozza FA

Sep 1, 2024

Vaccination against COVID-19 in a post-pandemic era

Neto FL, Ceccato A, Ranzani OT

Aug 27, 2024

Impact of the first year of COVID-19 vaccination strategy in Brazil: an ecological study

Aguilar S, Bastos LdSL, Maçaira P, Baião F, Simões P, Cerbino-Neto J, Ranzani OT, Hamacher S, Bozza FA

Jul 4, 2024

Effectiveness of COVID-19 vaccines against severe COVID-19 among patients with cancer in Catalonia, Spain

Neto FL, Mercadé‐Besora N, Raventós B, Pérez‐Crespo L, Castro Gd, Ranzani OT, Duarte‐Salles T

Jun 19, 2024

Effectiveness of the fourth dose of COVID-19 vaccines against severe COVID-19 among adults 40 years or older in Brazil: a population-based cohort study

Neto FL, Hitchings MDT, Amin AB, ..., Croda J, Ranzani OT

Jun 1, 2024