11642
She was diagnosed with Epstein - Barr virus - associated polymorphic lymphoproliferative disorder ( LPD ) due to immunodeficiency caused by MTX administration .
 Epstein - Barr virus - associated polymorphic lymphoproliferative disorder, MTX; immunodeficiency, MTX; LPD, 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:
 Epstein - Barr virus - associated polymorphic lymphoproliferative disorder, MTX; immunodeficiency, MTX; LPD, MTX