1847
Alternatively , and equally plausible , G - CSF may simply be an " innocent bystander " that corrects neutropenia , prolongs patient survival , and allows time for the malignant predisposition to declare itself .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 None