APA (7th ed.) Citation

Freeman, T. P., Craft, S., Wilson, J., Stylianou, S., ElSohly, M., Di Forti, M., & Lynskey, M. T. (2021). Changes in delta‐9‐tetrahydrocannabinol (THC) and cannabidiol (CBD) concentrations in cannabis over time: Systematic review and meta‐analysis. Addiction, 116(5), 1000. https://doi.org/10.1111/add.15253

Chicago Style (17th ed.) Citation

Freeman, Tom P., Sam Craft, Jack Wilson, Stephan Stylianou, Mahmoud ElSohly, Marta Di Forti, and Michael T. Lynskey. "Changes in Delta‐9‐tetrahydrocannabinol (THC) and Cannabidiol (CBD) Concentrations in Cannabis over Time: Systematic Review and Meta‐analysis." Addiction 116, no. 5 (2021): 1000. https://doi.org/10.1111/add.15253.

MLA (9th ed.) Citation

Freeman, Tom P., et al. "Changes in Delta‐9‐tetrahydrocannabinol (THC) and Cannabidiol (CBD) Concentrations in Cannabis over Time: Systematic Review and Meta‐analysis." Addiction, vol. 116, no. 5, 2021, p. 1000, https://doi.org/10.1111/add.15253.