Ann-Charlotte Lundstedt, Shane McCarthy, Mattias C.U. Gustafsson, Gabriela Godaly, Ulf Jodal, Diana Karpman, Irene Leijonhufvud, Carin Lindén, Jeanette Martinell, Bryndis Ragnarsdottir, Martin Samuelsson, Lennart Truedsson, Björn Andersson, Catharina Svanborg
PLoS One. 2007; 2(9): e825. Published online 2007 Sep 5. doi: 10.1371/journal.pone.0000825