APA (7th ed.) Citation

B, R., WC, W., JE, M., MF, L., MJ, S., DJ, H., & GA, C. (2001). Physical activity and mortality: A prospective study among women. American Journal of Public Health, 91(4), 578. https://doi.org/10.2105/ajph.91.4.578

Chicago Style (17th ed.) Citation

B, Rockhill, Willett WC, Manson JE, Leitzmann MF, Stampfer MJ, Hunter DJ, and Colditz GA. "Physical Activity and Mortality: A Prospective Study Among Women." American Journal of Public Health 91, no. 4 (2001): 578. https://doi.org/10.2105/ajph.91.4.578.

MLA (9th ed.) Citation

B, Rockhill, et al. "Physical Activity and Mortality: A Prospective Study Among Women." American Journal of Public Health, vol. 91, no. 4, 2001, p. 578, https://doi.org/10.2105/ajph.91.4.578.