10565
However , continued low - dose MTX led , in spite of normal liver tests , 8 years after the last biopsy to liver failure and death in 1 of our patients .
 death, MTX; liver failure, 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:
 death, MTX; liver failure, MTX