13974
OBJECTIVE : To report the occurrence of anterior ischemic optic neuropathy as a complication of treatment with interferon alfa and to consider the possible underlying mechanisms for this association .
 adverse effect: anterior ischemic optic neuropathy, interferon alfa
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:  anterior ischemic optic neuropathy, interferon alfa 
Answer:
 adverse effect: anterior ischemic optic neuropathy, interferon alfa