Sergio Loayza

Severity of influenza illness by seasonal influenza vaccination status among hospitalised patients in four South American countries, 2013–19: a surveillance-based cohort study

Annette K. Regan, Carmen Sofia Arriola, Paula Couto et al. · The Lancet Infectious Diseases · 2022 · 29 citations · Full text

Veterinary Medicine, Infectious Diseases, Epidemiology +16

Estimating the burden of influenza‐associated hospitalizations and deaths in Chile during 2012‐2014

Viviana Sotomayor, Rodrigo Fasce, Natalia Vergara et al. · Influenza and Other Respiratory Viruses · 2018 · 27 citations · Full text

Public Health, Infectious Diseases, Preventive Medicine +17

Influenza vaccine effectiveness against hospitalizations in children and older adults—Data from South America, 2013–2017. A test negative design

Carmen Sofia Arriola, Nathalie El Omeiri, Eduardo Azziz‐Baumgartner et al. · Vaccine X · 2019 · 27 citations · Full text

Veterinary Medicine, Child Health, Infectious Diseases +17

Case−Control Study of Risk Factors for Meningococcal Disease in Chile

Andrea Olea, Isabel Matute, Claudia González et al. · Emerging infectious diseases · 2017 · 20 citations · Full text

Veterinary Medicine, Infectious Diseases, Preventive Medicine +17

Influenza Incidence and Vaccine Effectiveness During the Southern Hemisphere Influenza Season — Chile, 2022

María Fernanda Olivares Barraza, Rodrigo Fasce, Francisco Nogareda et al. · MMWR Morbidity and Mortality Weekly Report · 2022 · 16 citations · Full text

Veterinary Medicine, Infectious Disease Control, Infectious Diseases +17