APA (7th ed.) Citation

PD, S., & PG, H. (2002). Breast is best for preventing asthma and allergies -- or is it? Lancet, 360(9337), 887. https://doi.org/10.1016/s0140-6736(02)11068-3

Chicago Style (17th ed.) Citation

PD, Sly, and Holt PG. "Breast Is Best for Preventing Asthma and Allergies -- or Is It?" Lancet 360, no. 9337 (2002): 887. https://doi.org/10.1016/s0140-6736(02)11068-3.

MLA (9th ed.) Citation

PD, Sly, and Holt PG. "Breast Is Best for Preventing Asthma and Allergies -- or Is It?" Lancet, vol. 360, no. 9337, 2002, p. 887, https://doi.org/10.1016/s0140-6736(02)11068-3.