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Evidence of the growth and popularity of these comics and their pro-U.S. stance and messaging is noted by Comic Books Go to War ; “ Between 1940 and 1945 , circulation numbers would triple and at military post exchanges , comic books outsold standard fare such as Life and Reader 's Digest by as much as ten to one .
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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