6858
This case had radiation fibrosis , so we suggest that radiation fibrosis may be another contributor of the occurrence of ILD in patients taking erlotinib .
 adverse effect: ILD, erlotinib
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:  ILD, erlotinib 
Answer:
 adverse effect: ILD, erlotinib