Authors: John Zajicek; Patrick Fox; Hilary Sanders; David Wright; Jane Vickery; Andrew Nunn; Alan Thompson Journal: Lancet Date: 2003-11-08 Impact factor: 79.321
Authors: Kristian Thorlund; Georgina Imberger; Bradley C Johnston; Michael Walsh; Tahany Awad; Lehana Thabane; Christian Gluud; P J Devereaux; Jørn Wetterslev Journal: PLoS One Date: 2012-07-25 Impact factor: 3.240