9851
The potential for progressive brain injury and subsequent disability related to intraventricular IL-2 therapy is discussed .
 brain injury, IL-2; disability, IL-2
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 brain injury, IL-2; disability, IL-2