Schmidt Morten, Hallas Jesper, Laursen Maja, Friis Søren
Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark,
Department of Internal Medicine, Regional Hospital of Randers, Denmark.
Int J Epidemiol. 2016 Oct;45(5):1401-1402g. doi: 10.1093/ije/dyw116. Epub 2016 Oct 8.