Magnussen, E. B., Vatten, L. J., Lund-Nilsen, T. I., Salvesen, K. Å., Smith, G. D., & Romundstad, P. R. (2007). Prepregnancy cardiovascular risk factors as predictors of pre-eclampsia: Population based cohort study. BMJ Publishing Group Ltd.

Magnussen, Elisabeth Balstad, Lars Johan Vatten, Tom Ivar Lund-Nilsen, Kjell Åsmund Salvesen, George Davey Smith, ja Pål Richard Romundstad. Prepregnancy Cardiovascular Risk Factors As Predictors of Pre-eclampsia: Population Based Cohort Study. BMJ Publishing Group Ltd, 2007.

Magnussen, Elisabeth Balstad, et al. Prepregnancy Cardiovascular Risk Factors As Predictors of Pre-eclampsia: Population Based Cohort Study. BMJ Publishing Group Ltd, 2007.