6308
Drug rash with eosinophilia and systemic symptoms after chlorambucil treatment in chronic lymphocytic leukaemia .
 Drug rash with eosinophilia and systemic symptoms, chlorambucil
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:
 Drug rash with eosinophilia and systemic symptoms, chlorambucil