984
NO - induced migraine attack : strong increase in plasma calcitonin gene - related peptide ( CGRP ) concentration and negative correlation with platelet serotonin release .
 NO, migraine, calcitonin gene - related peptide, CGRP, serotonin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 NO, migraine, calcitonin gene - related peptide, CGRP, serotonin