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| No such thing as a small change | |
| PerlMonks |
Re^2: The state of my visionby ambrus (Abbot) |
| on Apr 15, 2010 at 11:13 UTC ( [id://834863]=note: print w/replies, xml ) | Need Help?? |
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I have had bad vision years before I started sitting at computers all day long. Do you think the effect works retroactively? (Okay, I read books all day long at that time, and inherited bad vision from parents too.)
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