The New Encyclopædia Britannica notes: “Cataract is still high on the list of causes of blindness in many countries in the world, and this is all the more tragic in that it is so easily curable by surgical means. ”
The New Encyclopædia Britannica märgib: „Katarakt on siiamaani paljudes maailma maades pimedaksjäämise peamiste põhjuste seas, ning olukorra teeb traagilisemaks tõsiasi, et see on kirurgiliselt väga kergesti ravitav. ”