902
The first patient developed a monoarthritis 2 weeks after initiation of IFN - beta , which persisted during the 14 months of therapy and resolved with discontinuation of the medication .
 adverse effect: monoarthritis, IFN - beta
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:  monoarthritis, IFN - beta 
Answer:
 adverse effect: monoarthritis, IFN - beta