Authors: Sarah Schalekamp-Timmermans; Lidia R Arends; Elin Alsaker; Lucy Chappell; Stefan Hansson; Nina K Harsem; Maya Jälmby; Arundhathi Jeyabalan; Hannele Laivuori; Debbie A Lawlor; Corrie Macdonald-Wallis; Per Magnus; Jenny Myers; Jørn Olsen; Lucilla Poston; Christopher W Redman; Anne C Staff; Pia Villa; James M Roberts; Eric A Steegers Journal: Int J Epidemiol Date: 2017-04-01 Impact factor: 7.196