Authors: Sarah A Tishkoff; Floyd A Reed; Françoise R Friedlaender; Christopher Ehret; Alessia Ranciaro; Alain Froment; Jibril B Hirbo; Agnes A Awomoyi; Jean-Marie Bodo; Ogobara Doumbo; Muntaser Ibrahim; Abdalla T Juma; Maritha J Kotze; Godfrey Lema; Jason H Moore; Holly Mortensen; Thomas B Nyambo; Sabah A Omar; Kweli Powell; Gideon S Pretorius; Michael W Smith; Mahamadou A Thera; Charles Wambebe; James L Weber; Scott M Williams Journal: Science Date: 2009-04-30 Impact factor: 47.728