Nordeng, H., G. Jacobsen, B.-I. Nesheim, and A. Eskild. “Drug Use in Pregnancy Among Parous Scandinavian Women”. Norsk Epidemiologi 11, no. 1 (November 6, 2009). Accessed November 26, 2024. https://www.ntnu.no/ojs/index.php/norepid/article/view/541.