1901
CONCLUSIONS : SD - OCT and AO detected abnormalities that correlate topographically with visual field loss from hydroxychloroquine toxicity as demonstrated by HVF 10 - 2 and may be useful in the detection of subclinical abnormalities that precede symptoms or objective visual field loss .
 adverse effect: objective visual field loss, hydroxychloroquine; adverse effect: visual field loss, hydroxychloroquine
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: objective visual field loss, hydroxychloroquine; adverse effect: visual field loss, hydroxychloroquine