APA (7th ed.) Citation

JM, T., AE, B., & RM, G. (2012). JAMA patient page. Ectopic pregnancy. JAMA: Journal of the American Medical Association, 308(8), 829. https://doi.org/10.1001/jama.2012.6215

Chicago Style (17th ed.) Citation

JM, Torpy, Burke AE, and Golub RM. "JAMA Patient Page. Ectopic Pregnancy." JAMA: Journal of the American Medical Association 308, no. 8 (2012): 829. https://doi.org/10.1001/jama.2012.6215.

MLA (9th ed.) Citation

JM, Torpy, et al. "JAMA Patient Page. Ectopic Pregnancy." JAMA: Journal of the American Medical Association, vol. 308, no. 8, 2012, p. 829, https://doi.org/10.1001/jama.2012.6215.