left hand

http://ed.ted.com/lessons/why-are-some-people-left-handed-daniel-m-abrams?utm_campaign=social&utm_medium=referral&utm_source=facebook.com&utm_content=lesson&utm_term=science 

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Regards,

«.¸¸.·´¨`»Venkat«´¨`·.¸¸.»