Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6806003
Is Reference of Ottica oftalmica-it#Sense
Øjenoptik-da#Sense
Ophtalmic optics-en#Sense
Augenoptik-de#Sense
Óptica oftálmica-es#Sense
Optique ophtalmique-fr#Sense
Oogheelkundige optica-nl#Sense
Οφθαλμική οπτική-el#Sense