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Open Physics > 2013 > 11 > 6 > 806-812
Open Physics > 2013 > 11 > 6 > 806-812
Open Medicine > 2012 > 7 > 1 > 129-136
Open Medicine > 2012 > 7 > 1 > 129-136
Open Physics > 2013 > 11 > 6 > 806-812
Open Physics > 2013 > 11 > 6 > 806-812
Open Medicine > 2012 > 7 > 1 > 129-136
Open Medicine > 2012 > 7 > 1 > 129-136