APA (7th ed.) Citation

RI, H., GS, R., & JM, M. (1971). Hypertension and hypertrophic subaortic stenosis. The American journal of medicine, 51(4), 474. https://doi.org/10.1016/0002-9343(71)90253-1

Chicago Style (17th ed.) Citation

RI, Hamby, Roberts GS, and Meron JM. "Hypertension and Hypertrophic Subaortic Stenosis." The American Journal of Medicine 51, no. 4 (1971): 474. https://doi.org/10.1016/0002-9343(71)90253-1.

MLA (9th ed.) Citation

RI, Hamby, et al. "Hypertension and Hypertrophic Subaortic Stenosis." The American Journal of Medicine, vol. 51, no. 4, 1971, p. 474, https://doi.org/10.1016/0002-9343(71)90253-1.