Authors: M Krings; A E Salem; K Bauer; H Geisert; A K Malek; L Chaix; C Simon; D Welsby; A Di Rienzo; G Utermann; A Sajantila; S Pääbo; M Stoneking Journal: Am J Hum Genet Date: 1999-04 Impact factor: 11.025
Authors: A Cooper; C Mourer-Chauviré; G K Chambers; A von Haeseler; A C Wilson; S Pääbo Journal: Proc Natl Acad Sci U S A Date: 1992-09-15 Impact factor: 11.205