Efficacy and effectiveness of influenza vaccination in healthy children. A review of current evidence Alejandro Orrico-Sánchez; Ángel Valls-Arévalo; María Garcés-Sánchez; Javier Álvarez Aldeán; Raúl Ortiz de Lejarazu Leonardo;

Healthcare outcomes in patients with HIV infection at a tertiary hospital during the COVID-19 pandemic Víctor Quirós-González; Rafael Rubio; Federico Pulido; David Rial-Crestelo; Carlos Martín-Jurado; María Ángeles Hernández-Ros; Elena Ana López-Jiménez; José Miguel Ferrari; José Manuel Caro-Teller; Óscar Pinar; Miguel Pedrera-Jiménez; Noelia García-Barrio; Pablo Serrano; José Luis Bernal;

Acute hepatitis B among HIV positive persons: A two-decade review of cases from a Spanish cohort Luz Martín-Carbonero; Rosa de Miguel; Lucía Serrano; Jose I. Bernardino; Eulalia Valencia; Carmen Busca; Rafael Micán; Rocío Montejano; Victoria Moreno; Ignacio Pérez-Valero; Jose Ramón Arribas; Juan González-García; Marisa Montes;