Anastasia N Iliadou, Anna Sara Öberg, Jessica Pege, Kenny A Rodriguez-Wallberg, Jan I Olofsson, Jan Holte, Håkan Wramsby, Margaretha Wramsby, Sven Cnattingius, Carolyn E Cesta
BMJ Open. 2019; 9(8): e028866. Published online 2019 Aug 28. doi: 10.1136/bmjopen-2018-028866