Multiple Pregnancy and Delivery.

MLA

Simpson, Lynn L. “Multiple Pregnancy and Delivery.” New England Journal of Medicine, vol. 335, no. 6, Aug. 1996, pp. 441–42. EBSCOhost, https://doi.org/10.1056/NEJM199608083350616.

APA

Simpson, L. L. (1996). Multiple Pregnancy and Delivery. New England Journal of Medicine, 335(6), 441–442. https://doi.org/10.1056/NEJM199608083350616

Chicago

Simpson, Lynn L. 1996. “Multiple Pregnancy and Delivery.” New England Journal of Medicine 335 (6): 441–42. doi:10.1056/NEJM199608083350616.