4492
CONCLUSIONS : This study confirmed that in most patients MTX - induced liver cirrhosis is not aggressive .
 adverse effect: liver cirrhosis, MTX
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  liver cirrhosis, MTX 
Answer:
 adverse effect: liver cirrhosis, MTX