APA (7th ed.) Citation

KB, M., WC, W., BA, R., JE, M., DJ, H., GA, C., . . . Speizer, F. E. (1996). Prospective assessment of breastfeeding and breast cancer incidence among 89,887 women. Lancet, 347(8999), 431. https://doi.org/10.1016/s0140-6736(96)90010-0

Chicago Style (17th ed.) Citation

KB, Michels, et al. "Prospective Assessment of Breastfeeding and Breast Cancer Incidence Among 89,887 Women." Lancet 347, no. 8999 (1996): 431. https://doi.org/10.1016/s0140-6736(96)90010-0.

MLA (9th ed.) Citation

KB, Michels, et al. "Prospective Assessment of Breastfeeding and Breast Cancer Incidence Among 89,887 Women." Lancet, vol. 347, no. 8999, 1996, p. 431, https://doi.org/10.1016/s0140-6736(96)90010-0.