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Factsheet: Dry eye is a multifactorial disease of the ocular surface characterized by a loss of homeostasis of the tear film, and accompanied by ocular symptoms, in which tear film instability...

Factsheet Cataract Total or partial loss of lens transparency (opacification). Causes of cataract may be aging, traumas, environmental factors (radiation, drugs, etc), some ocular abnormalities...

Factsheet: Presbyopia: a visual condition determined by the gradual loss of the ability to focus on near objects. It is an absolutely natural and physiological phenomenon which affects all...

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