APA (7th ed.) Citation

Betran, A. P., Torloni, M. R., Zhang, J., Ye, J., Mikolajczyk, R., Deneux-Tharaux, C., . . . Gülmezoglu, A. M. (2015). What is the optimal rate of caesarean section at population level? A systematic review of ecologic studies. Reproductive health, 12(1), 57. https://doi.org/10.1186/s12978-015-0043-6

Chicago Style (17th ed.) Citation

Betran, Ana Pilar, et al. "What Is the Optimal Rate of Caesarean Section at Population Level? A Systematic Review of Ecologic Studies." Reproductive Health 12, no. 1 (2015): 57. https://doi.org/10.1186/s12978-015-0043-6.

MLA (9th ed.) Citation

Betran, Ana Pilar, et al. "What Is the Optimal Rate of Caesarean Section at Population Level? A Systematic Review of Ecologic Studies." Reproductive Health, vol. 12, no. 1, 2015, p. 57, https://doi.org/10.1186/s12978-015-0043-6.