L, S., & F, F. (1990). Magnesium supplementation in pregnancy. American journal of obstetrics and gynecology, 163(1 Pt 1), 240. https://doi.org/10.1016/s0002-9378(11)90707-8
Chicago Style (17th ed.) CitationL, Spätling, and Fallenstein F. "Magnesium Supplementation in Pregnancy." American Journal of Obstetrics and Gynecology 163, no. 1 Pt 1 (1990): 240. https://doi.org/10.1016/s0002-9378(11)90707-8.
MLA (9th ed.) CitationL, Spätling, and Fallenstein F. "Magnesium Supplementation in Pregnancy." American Journal of Obstetrics and Gynecology, vol. 163, no. 1 Pt 1, 1990, p. 240, https://doi.org/10.1016/s0002-9378(11)90707-8.
Warning: These citations may not always be 100% accurate.