APA (7th ed.) Citation

Kalager, M., & Bretthauer, M. (2020). Improving cancer screening programs. Science (American Association for the Advancement of Science), 367(6474), 143. https://doi.org/10.1126/science.aay3156

Chicago Style (17th ed.) Citation

Kalager, Mette, and Michael Bretthauer. "Improving Cancer Screening Programs." Science (American Association for the Advancement of Science) 367, no. 6474 (2020): 143. https://doi.org/10.1126/science.aay3156.

MLA (9th ed.) Citation

Kalager, Mette, and Michael Bretthauer. "Improving Cancer Screening Programs." Science (American Association for the Advancement of Science), vol. 367, no. 6474, 2020, p. 143, https://doi.org/10.1126/science.aay3156.