Authors: Lars Wallentin; Lars Lindhagen; Elisabet Ärnström; Steen Husted; Magnus Janzon; Søren Paaske Johnsen; Frederic Kontny; Tibor Kempf; Lars-Åke Levin; Bertil Lindahl; Mats Stridsberg; Elisabeth Ståhle; Per Venge; Kai C Wollert; Eva Swahn; Bo Lagerqvist Journal: Lancet Date: 2016-08-29 Impact factor: 79.321