by Häggström, Christel, Rapp, Kilian, Stocks, Tanja, Manjer, Jonas, Bjørge, Tone, Ulmer, Hanno, Engeland, Anders, Almqvist, Martin, Concin, Hans, Selmer, Randi, Ljungberg, Börje, Tretli, Steinar, Nagel, Gabriele, Hallmans, Göran, Jonsson, Håkan, Stattin, Pär
Published in PloS one (22.04.2013)