11883
We hypothesize that decreased renal elimination of MTX induced by the COX-2 inhibitor resulted in enhanced hematopoietic toxicity and immunosuppression causing the EBV - associated lymphoproliferative disease .
 EBV - associated lymphoproliferative disease, MTX; hematopoietic toxicity, MTX; immunosuppression, MTX
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:
 EBV - associated lymphoproliferative disease, MTX; hematopoietic toxicity, MTX; immunosuppression, MTX