APA (7th ed.) Citation

PR, P., JF, D., H, S., & GW, T. (1954). Choleretic action of cortisone. The New England journal of medicine, 251(13), 502. https://doi.org/10.1056/NEJM195409232511302

Chicago Style (17th ed.) Citation

PR, PATTERSON, DINGMAN JF, SHWACHMAN H, and THORN GW. "Choleretic Action of Cortisone." The New England Journal of Medicine 251, no. 13 (1954): 502. https://doi.org/10.1056/NEJM195409232511302.

MLA (9th ed.) Citation

PR, PATTERSON, et al. "Choleretic Action of Cortisone." The New England Journal of Medicine, vol. 251, no. 13, 1954, p. 502, https://doi.org/10.1056/NEJM195409232511302.