12879
These findings suggest that the corneal and retinal changes are the result of a toxic effect of tamoxifen when used in the doses and duration described .
 adverse effect: corneal and retinal changes, tamoxifen
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: corneal and retinal changes, tamoxifen