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Featured Publications

2025

Fedorova, E. V., Ryan, V., Ataiants, J., Seaberg, J., Finkelstein, M., Cocchiaro, B. F., & Lankenau, S. E. (2025). Cannabis Practices and Cannabinoid/Terpene Preferences in Medical Cannabis Patients Who Use Cannabis for Pain and Anxiety. Journal of psychoactive drugs, 1–12. Advance online publication. 

Finkelstein, M., Valdez, E. S., Cordingley, O., Pagán, S., Ataiants, J., & Lankenau, S. E. (2025). Role Strain Among Parents Who are Medical Cannabis Patients in Pennsylvania. Journal of psychoactive drugs, 1–9. Advance online publication. 

Valdez, E. S., Cordingley, O., Pagán, S., Finkelstein, M., Ataiants, J., & Lankenau, S. E. (2025). ‘It Helped to Calm Me’: Perspectives on Cannabis Use During Pregnancy and Parenting from Certified Patients in Pennsylvania. Substance Use & Misuse, 1-7 https://doi.org/10.1080/10826084.2025.2528058

2024

Ataiants, J., Wong, C. F., Odejimi, O. A., Fedorova, E. V., Conn, B. M., & Lankenau, S. E. (2024). Medicinal cannabis use among young adults during California’s transition from legalized medical use to adult-use: A longitudinal analysis. The American Journal of Drug and Alcohol Abuse, 50(2), 229–241.

Conn B. M., Brammer W. A., Choi S., Fedorova E. V., Ataiants J., Lankenau S. E., Wong C. F. (2024). Mental and Physical Health-Related Cannabis Motives Mediate the Relationship between Childhood Trauma and Problematic Cannabis Use over Time among Emerging Adult Cannabis Users. Substance Use & Misuse, 59(2):193-207.

West, B. T., Ma, Y., Lankenau, S. E., Wong, C. F., Bonar, E. E., Patrick, M. E., Walton, M. A., & McCabe, S. E. (2024). Latent transition analysis of time-varying cannabis use motives to inform adaptive interventions. Psychology of Addictive Behaviors, 38(7), 759–771.

2023

DiGuiseppi, G. T., Fedorova, E. V., Conn, B., Lankenau, S. E., Davis, J. P., Ataiants, J., & Wong, C. F. (2023). Understanding changes in social cannabis use among young adults during the covid-19 pandemic: A social network analysis. Cannabis, 6(1), 20.

Fedorova, E. V., Wong, C. F., Conn, B. M., Ataiants, J., & Lankenau, S. E. (2023). COVID-19 Vaccine Uptake and Attitudes Within Two Cohorts of Younger Adult Cannabis Users. Journal of Drug Issues, 53(3), 422-430.

2022

Brammer, W.A., Conn, B.M., Iverson, E., Lankenau, S.E., Dodson, C., & Wong, C.F. (2022). Coping motives mediate the association of trauma history with problematic cannabis use in young adult medical cannabis patients and non-patient cannabis users. Substance Use & Misuse, 57(5):684-697.

DiGuiseppi, G. T., Fedorova, E. V., Lankenau, S. E., Davis, J. P., & Wong, C. F. (2022). Egocentric network characteristics and cannabis use in a sample of young adult medical cannabis patients and nonpatient users. Journal of studies on alcohol and drugs, 83(6), 802-811.

Fedorova, E.V., Wong, C.F, Conn, B., Ataiants, J., Iverson, E., & Lankenau, S.E. (2022) COVID-19's impact on substance use and well-being of younger adult cannabis users in California: A mixed methods inquiry. Journal of Drug Issues, 52(2):207-224.

Khurana, S., Fedorova, E. V., Kaur, H., Mitchell, A., Kosdon, S., Ataiants, J., Conn, B., Wong, C. F., & Lankenau, S. E. (2022). “I Feel Validated”: Participation in a Medical Cannabis Program in the Context of Legalized Recreational Use. Journal of Drug Issues, 52(4), 601–615.

2021

Ataiants, J., Fedorova, E.V, Wong, C.F., Iverson, E., & Lankenau, S.E. (2021). Pain profiles among young adult cannabis users: An analysis of antecedent factors and distal outcomes. Substance Use & Misuse, 56(8):1144-1154.

Fedorova, E. V., Wong, C. F., Ataiants, J., Iverson, E., Conn, B. M., & Lankenau, S. E. (2021). Cannabidiol (CBD) and other drug use among young adults who use cannabis in Los Angeles.Drug and alcohol dependence, 221, 108648. Advance online publication.

Fedorova, E.V, Ataiants, J., Wong, C.F., Iverson, E., & Lankenau, S.E. (2021). Changes in medical cannabis patient status before and after cannabis legalization in California: Associations with cannabis and other drug use. Journal of Psychoactive Drugs, 27:1-11.

Wong, C.F, Mendez, S.E., Conn, B., Iverson, E., & Lankenau, S.E. (2021). Attitudes and beliefs about recreational cannabis legalization among cannabis-using young adults in Los Angeles: Impact on concurrent cannabis practices and problematic cannabis use. Drug and Alcohol Dependence, 228:109104

2020

Fedorova, E. V., Schrager, S. M., Robinson, L. F., Roth, A. M., Wong, C. F., Iverson, E., & Lankenau, S. E. (2020). Developmental trajectories of illicit drug use, prescription drug misuse and cannabis practices among young adult cannabis users in Los Angeles. Drug and alcohol review, 39(6), 743–752.

Fedorova, E. V., Roth, A. M., Cepeda, A., Wong, C. F., Iverson, E., & Lankenau, S. E. (2020). The Role of Life Events/Contextual Factors and Cannabis Use in Patterns of Other Drug Use Among Young Adult Cannabis Users in Los Angeles: A Qualitative Inquiry. Journal of drug issues, 50(2), 157–172.

Reed, M., Kioumarsi, A., Ataiants, J., Fedorova, E. V., Iverson, E., Wong, C. F., & Lankenau, S. E. (2020). Marijuana sources in a medical marijuana environment: dynamics in access and use among a cohort of young adults in Los Angeles, California. Drugs (Abingdon, England), 27(1), 69–78.

Tran, N. K., Goldstein, N. D., Purtle, J., Massey, P. M., Lankenau, S. E., Suder, J. S., & Tabb, L. P. (2020). The heterogeneous effect of marijuana decriminalization policy on arrest rates in Philadelphia, Pennsylvania, 2009-2018. Drug and alcohol dependence, 212, 108058.

2019

Fedorova, E. V., Schrager, S. M., Robinson, L. F., Cepeda, A., Wong, C. F., Iverson, E., & Lankenau, S. E. (2019). Illicit drug use and prescription drug misuse among young adult medical cannabis patients and non-patient users in Los Angeles. Drug and alcohol dependence 198, 21–27.

Lankenau, S. E., Tabb, L. P., Kioumarsi, A., Ataiants, J., Iverson, E., & Wong, C. F. (2019). Density of Medical Marijuana Dispensaries and Current Marijuana Use among Young Adult Marijuana Users in Los Angeles. Substance use & misuse, 54(11), 1862–1874.

2018

Lankenau, S. E., Ataiants, J., Mohanty, S., Schrager, S., Iverson, E., & Wong, C. F. (2018). Health conditions and motivations for marijuana use among young adult medical marijuana patients and non-patient marijuana users. Drug and alcohol review, 37(2), 237–246.

Lankenau, S. E., Kioumarsi, A., Reed, M., McNeeley, M., Iverson, E., & Wong, C. F. (2018). Becoming a medical marijuana user. The International journal on drug policy, 52, 62–70.

2017

Lankenau, S. E., Fedorova, E. V., Reed, M., Schrager, S. M., Iverson, E., & Wong, C. F. (2017). Marijuana practices and patterns of use among young adult medical marijuana patients and non-patient marijuana users. Drug and alcohol dependence, 170, 181–188.