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.
Wkly. epidemiol. rec; 94(12): 141-150, 2019-03-22.
Artigo em Inglês, Francês | WHOLIS | ID: who-311441