2983
METHODS : We analyzed the hypermethylation status and expression of the gene and 12q13 . 1 loss of heterozygosity in 31 PCNSLs .
 PCNSLs
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 PCNSLs