Lifestyle changes at middle age and mortality: a population-based prospective cohort study
Paula Berstad, Edoardo Botteri, Inger Kristin Larsen, Magnus Løberg, Mette Kalager, Øyvind Holme, Michael Bretthauer, Geir Hoff
J Epidemiol Community Health Jan 2017, 71 (1) 59-66; DOI: 10.1136/jech-2015-206760