Authors: Sarah J. Tabrizi, Ralf Reilmann, Raymund A.C. Roos, Alexandra Dürr, Blair R. Leavitt, Gail Owen, Rebecca Jones, Hans J. Johnson, David Craufurd, Stephen L. Hicks, Christopher Kennard, G. Bernhard Landwehrmeyer, Julie C. Stout, Beth Borowsky, Rachael I. Scahill, Chris Frost, Douglas R. Langbehn - The Lancet 2011 cited by 540