APA   Click to copy
Lisonkova, S., Potts, J., Muraca, G. M., Razaz, N., Sabr, Y., & Chan, W.-S. (2017). The effect of maternal age on severe maternal morbidity and perinatal outcomes. American Journal of Obstetrics and Gynecology, 216(1), S347. https://doi.org/https://www.ajog.org/article/S0002-9378(16)31301-1/fulltext

Chicago/Turabian   Click to copy
Lisonkova, Sarka, Jayson Potts, Giulia M Muraca, Neda Razaz, Yasser Sabr, and Wee-Shian Chan. “The Effect of Maternal Age on Severe Maternal Morbidity and Perinatal Outcomes.” American Journal of Obstetrics and Gynecology 216, no. 1 (2017): S347.

MLA   Click to copy
Lisonkova, Sarka, et al. “The Effect of Maternal Age on Severe Maternal Morbidity and Perinatal Outcomes.” American Journal of Obstetrics and Gynecology, vol. 216, no. 1, 2017, p. S347, doi:https://www.ajog.org/article/S0002-9378(16)31301-1/fulltext.

@article{sarka2017a,
  title = {The effect of maternal age on severe maternal morbidity and perinatal outcomes},
  year = {2017},
  issue = {1},
  journal = {American Journal of Obstetrics and Gynecology},
  pages = {S347},
  volume = {216},
  doi = {https://www.ajog.org/article/S0002-9378(16)31301-1/fulltext},
  author = {Lisonkova, Sarka and Potts, Jayson and Muraca, Giulia M and Razaz, Neda and Sabr, Yasser and Chan, Wee-Shian}
}