Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Vonkajšie ožiarenie-sk#Sense
Εξωτερική ακτινοβολία-el#Sense
Extern bestrålning-sv#Sense
Irradiation externe-fr#Sense
Külső sugárzás-hu#Sense
Irradiazione esterna-it#Sense
Irradiación externa-es#Sense
Externe bestraling-nl#Sense
External irradiation-en#Sense
Ulkoinen säteily-fi#Sense
Ekstern ioniserende stråling-da#Sense