4630
Increased granulocyte - colony stimulating factor ( G - CSF ) levels in neonates with perinatal complications .
 granulocyte - colony stimulating factor, G - CSF
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 granulocyte - colony stimulating factor, G - CSF