- (2018). Paternal characteristics associated with maternal periconceptional use of folic acid supplementation. BMC Pregnancy and Childbirth. 1-8.
- (2017). A Population-Based Study of Effects of Genetic Loci on Orofacial Clefts. Journal of Dental Research. 1322-1329.
- (2016). Trends in Mortality of Congenital Heart Defects. Congenital Heart Disease. 160-168.
- (2016). Supplemental folic acid in pregnancy and childhood cancer risk. British Journal of Cancer. 71-75.
- (2016). Sudden unexpected death in children with congenital heart defects. European Heart Journal. 621-626.
- (2016). Mortality and complications in 3495 children with isolated ventricular septal defects. Archives of Disease in Childhood. 808-813.
- (2015). Supplemental folic acid in pregnancy and maternal cancer risk. Cancer Epidemiology. 805-811.
- (2015). Periconceptional folic acid supplementation and infant risk of congenital heart defects in Norway 1999-2009. Paediatric and Perinatal Epidemiology. 391-400.
- (2014). Birth prevalence of congenital heart defects in Norway 1994-2009 - A nationwide study. American Heart Journal. 956-964.