• Preconception folic acid supplement use in immigrant women (1999-2016) 

      Nilsen, Roy Miodini; Daltveit, Anne Kjersti; Iversen, Marjolein M.; Sandberg, Marit G.; Schytt, Erica; Small, Rhonda; Strandberg, Ragnhild Bjarkøy; Vik, Eline Skirnisdottir; Aasheim, Vigdis (Peer reviewed; Journal article, 2019-09-27)
      This study examines how preconception folic acid supplement use varied in immigrant women compared with non-immigrant women. We analyzed national population-based data from Norway from 1999–2016, including 1,055,886 ...