Bearak, J., Popinchalk, A., Ganatra, B., Moller, A., Tunçalp, Ö., Beavin, C., . . . Alkema, L. (2020). Unintended pregnancy and abortion by income, region, and the legal status of abortion: Estimates from a comprehensive model for 1990–2019. The Lancet global health, 8(9), e1152-e1161. https://doi.org/10.1016/S2214-109X(20)30315-6
Chicago-Zitierstil (17. Ausg.)Bearak, Jonathan, Anna Popinchalk, Bela Ganatra, Ann-Beth Moller, Özge Tunçalp, Cynthia Beavin, Lorraine Kwok, und Leontine Alkema. "Unintended Pregnancy and Abortion by Income, Region, and the Legal Status of Abortion: Estimates from a Comprehensive Model for 1990–2019." The Lancet Global Health 8, no. 9 (2020): e1152-e1161. https://doi.org/10.1016/S2214-109X(20)30315-6.
MLA-Zitierstil (9. Ausg.)Bearak, Jonathan, et al. "Unintended Pregnancy and Abortion by Income, Region, and the Legal Status of Abortion: Estimates from a Comprehensive Model for 1990–2019." The Lancet Global Health, vol. 8, no. 9, 2020, pp. e1152-e1161, https://doi.org/10.1016/S2214-109X(20)30315-6.