13785
The polymorphisms that showed genome wide significance in Caucasian population were the SNPs in the apoE region ; rs445925 , In the United States , the wholesale cost per month is about US $ 3.80 as of 2018 .
 Caucasian, United States
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Caucasian, United States