送交者: Enlighten 于 2007-04-30, 10:37:21:
回答: please elaborate 由 zzzz2008 于 2007-04-30, 10:27:31:
Also, American Association of Ophthalmology (美国眼科科学院) may be limited to the cases in the USA. It is possible that genetic play a bigger role in the USA because they dont study as hard in general. But outside of USA, especially in Asia, the lifestyle's impact should not be underestimated.