APA (7th ed.) Citation

SW, F., JG, E., Fletcher, S. W., & Elmore, J. G. (2011). More on screening mammography. New England Journal of Medicine, 364(3), 283. https://doi.org/10.1056/NEJMc1011881

Chicago Style (17th ed.) Citation

SW, Fletcher, Elmore JG, Suzanne W. Fletcher, and Joann G. Elmore. "More on Screening Mammography." New England Journal of Medicine 364, no. 3 (2011): 283. https://doi.org/10.1056/NEJMc1011881.

MLA (9th ed.) Citation

SW, Fletcher, et al. "More on Screening Mammography." New England Journal of Medicine, vol. 364, no. 3, 2011, p. 283, https://doi.org/10.1056/NEJMc1011881.