18378
ADHD subjects with the A / A genotype at the NTF3 rs6332 polymorphism showed the highest ' Proneness to crying ' and ' Nail biting ' item scores , followed by those with the G / A genotype and those with the G / G genotype ( p = 0 . 047 and p = 0 . 017 , respectively ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None