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Apr 19, 2010 at 23:59 vote accept Kevin H. Lin
Apr 2, 2010 at 21:27 history edited Kevin H. Lin CC BY-SA 2.5
edited title
Apr 2, 2010 at 14:07 answer added Tim Perutz timeline score: 13
Apr 2, 2010 at 9:05 history edited Kevin H. Lin CC BY-SA 2.5
added 30 characters in body
Apr 2, 2010 at 8:28 history asked Kevin H. Lin CC BY-SA 2.5