Recommended composition of influenza virus vaccines for use in the 2019–2020 northern hemisphere influenza season – Composition recommandée des vaccins antigrippaux pour la saison grippale 2019-2020 dans l’hémisphère Nord
World Health Organization = Organisation mondiale de la Santé.
Artigo
em Inglês, Francês
| WHOLIS
| ID: who-311441