Addendum to the Recommended composition of influenza virus vaccines for use in the 2019–2020 northern hemisphere influenza season – Addendum à la 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(13): 166-168, 2019-03-29.
Artigo em Inglês, Francês | WHOLIS | ID: who-311555