Authors: Thomas Helland; Jennifer Gjerde; Simon Dankel; Ingvild S Fenne; Linn Skartveit; Andreas Drangevåg; Olivera Bozickovic; Marianne Hauglid Flågeng; Håvard Søiland; Gunnar Mellgren; Ernst A Lien Journal: PLoS One Date: 2015-04-13 Impact factor: 3.240