APA-referens

Zhang, L., Bi, S., Du, L., Gong, J., Chen, J., Sun, W., . . . Chen, D. (2020). Effect of previous placenta previa on outcome of next pregnancy: A 10-year retrospective cohort study. BMC Pregnancy Childbirth.

Chicago-stil citat

Zhang, Lizi, et al. "Effect of Previous Placenta Previa On Outcome of Next Pregnancy: A 10-year Retrospective Cohort Study." BMC Pregnancy Childbirth 2020.

MLA-referens

Zhang, Lizi, et al. "Effect of Previous Placenta Previa On Outcome of Next Pregnancy: A 10-year Retrospective Cohort Study." BMC Pregnancy Childbirth 2020.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.