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

por Sofia Arriola, Carmen, El Omeiri, Nathalie, Azziz-Baumgartner, Eduardo, Thompson, Mark G., Sotomayor-Proschle, Viviana, Fasce, Rodrigo A., Von Horoch, Martha, Enrique Carrizo Olalla, José, Aparecida Ferreira de Almeida, Walquíria, Palacios, Jacqueline, Palekar, Rakhee, Couto, Paula, Descalzo, Miguel, María Ropero-Álvarez, Alba
Publicado 2019