Authors: Matthias Meyer; Martin Kircher; Marie-Theres Gansauge; Heng Li; Fernando Racimo; Swapan Mallick; Joshua G Schraiber; Flora Jay; Kay Prüfer; Cesare de Filippo; Peter H Sudmant; Can Alkan; Qiaomei Fu; Ron Do; Nadin Rohland; Arti Tandon; Michael Siebauer; Richard E Green; Katarzyna Bryc; Adrian W Briggs; Udo Stenzel; Jesse Dabney; Jay Shendure; Jacob Kitzman; Michael F Hammer; Michael V Shunkov; Anatoli P Derevianko; Nick Patterson; Aida M Andrés; Evan E Eichler; Montgomery Slatkin; David Reich; Janet Kelso; Svante Pääbo Journal: Science Date: 2012-08-30 Impact factor: 47.728