APA (7th ed.) Citation

AK, P., JM, G., Y, H., & JS, W. (2013). Aspirin in the secondary prevention of cardiovascular disease. New England Journal of Medicine, 368(3), 204. https://doi.org/10.1056/NEJMp1213380

Chicago Style (17th ed.) Citation

AK, Parekh, Galloway JM, Hong Y, and Wright JS. "Aspirin in the Secondary Prevention of Cardiovascular Disease." New England Journal of Medicine 368, no. 3 (2013): 204. https://doi.org/10.1056/NEJMp1213380.

MLA (9th ed.) Citation

AK, Parekh, et al. "Aspirin in the Secondary Prevention of Cardiovascular Disease." New England Journal of Medicine, vol. 368, no. 3, 2013, p. 204, https://doi.org/10.1056/NEJMp1213380.