32185
However , damage to human capital has been much more devastating in terms of fatalities ( in the case of World War II , about 55 million deaths ) , permanent physical disability , enduring ethnic hostility and psychological injuries which have effects for at least several generations .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None