8837
BACKGROUND : Methotrexate ( MTX ) may induce liver damage , which in some psoriatics will lead to fibrosis or cirrhosis .
 cirrhosis, Methotrexate; cirrhosis, MTX; fibrosis, Methotrexate; fibrosis, MTX; liver damage, Methotrexate; liver damage, 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:
 cirrhosis, Methotrexate; cirrhosis, MTX; fibrosis, Methotrexate; fibrosis, MTX; liver damage, Methotrexate; liver damage, MTX