The number of people with presbyopia — loss of near-distance focus — is projected to increase from 1.8 billion in 2015 to 2.1 billion by 2030, she said on the occasion…
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The number of people with presbyopia — loss of near-distance focus — is projected to increase from 1.8 billion in 2015 to 2.1 billion by 2030, she said on the occasion…
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