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Diakses pada 3 Mei 2019Kellog Eye Center, Michigan Medicine. https://www.umkelloggeye.org/conditions-treatments/strabismus
Diakes pada 3 Mei 2019National Eye Institute. https://nei.nih.gov/news/briefs/eye_patching
Diakses pada 3 Mei 2019Kids Health. https://kidshealth.org/en/parents/strabismus.html
Diakses pada 3 Mei 2019