Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Perennial canker-en#Sense
Blijvende kankerachtige zwelling-nl#Sense
Cancro persistente-pt#Sense
Chancre persistant-fr#Sense
Kræft-da#Sense
Kroniskt kräftsår-sv#Sense
Πολυετές έλκος-el#Sense