Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Leucemia infecciosa de las gallinas-es#Sense
Geflügelleukose-de#Sense
Leucosis aviar-es#Sense
Leucose aviaire-fr#Sense
Leucemia perniciosa dei polli-it#Sense
Leucosi aviare-it#Sense
Fowl leucosis-en#Sense
Avian leucosis-en#Sense