Authors: Waleed Nasser; Stephen B Beres; Randall J Olsen; Melissa A Dean; Kelsey A Rice; S Wesley Long; Karl G Kristinsson; Magnus Gottfredsson; Jaana Vuopio; Kati Raisanen; Dominique A Caugant; Martin Steinbakk; Donald E Low; Allison McGeer; Jessica Darenberg; Birgitta Henriques-Normark; Chris A Van Beneden; Steen Hoffmann; James M Musser Journal: Proc Natl Acad Sci U S A Date: 2014-04-14 Impact factor: 11.205