Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2841006
Is Reference of Deriva antigenica-it#Sense
Evolução antigénica-pt#Sense
Evolución antigénica-es#Sense
Antigenic drift-en#Sense
Antigeen drift-nl#Sense
Dérive antigénique-fr#Sense
Antigen-Drift-de#Sense