APA-referens (7:e uppl.)

Pytell, J. D., Christine, P. J., LeMasters, K., Rockhill, K. M., Black, J. C., Dart, R. C., & Binswanger, I. A. (2025). Comparison of heroin and fentanyl use in US nationally representative surveys. Addiction Science & Clinical Practice, 20(1), . https://doi.org/10.1186/s13722-025-00539-0

Chicago-referens (17:e uppl.)

Pytell, Jarratt D., Paul J. Christine, Katherine LeMasters, Karilynn M. Rockhill, Joshua C. Black, Richard C. Dart, och Ingrid A. Binswanger. "Comparison of Heroin and Fentanyl Use in US Nationally Representative Surveys." Addiction Science & Clinical Practice 20, no. 1 (2025). https://doi.org/10.1186/s13722-025-00539-0.

MLA-referens (9:e uppl.)

Pytell, Jarratt D., et al. "Comparison of Heroin and Fentanyl Use in US Nationally Representative Surveys." Addiction Science & Clinical Practice, vol. 20, no. 1, 2025, https://doi.org/10.1186/s13722-025-00539-0.

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