Landrigan, P. J., & Straif, K. (2021). Authors' response to Ashley Roberts' letter to the editor on aspartame and cancer. Environmental Health: A Global Access Science Source, 20(1), 1. https://doi.org/10.1186/s12940-021-00789-w
Chicago Style (17th ed.) CitationLandrigan, Philip J., and Kurt Straif. "Authors' Response to Ashley Roberts' Letter to the Editor on Aspartame and Cancer." Environmental Health: A Global Access Science Source 20, no. 1 (2021): 1. https://doi.org/10.1186/s12940-021-00789-w.
MLA (9th ed.) CitationLandrigan, Philip J., and Kurt Straif. "Authors' Response to Ashley Roberts' Letter to the Editor on Aspartame and Cancer." Environmental Health: A Global Access Science Source, vol. 20, no. 1, 2021, p. 1, https://doi.org/10.1186/s12940-021-00789-w.