원문출처 : http://rss.cnn.com/c/35494/f/676993/s/4e61a6ee/sc/13/l/0Ledition0Bcnn0N0C20A160C0A30C190Cus0Cneanderthal0Ehuman0Einterbred0Eirpt0Cindex0Bhtml0Deref0Fedition/story01.htm