APA-referens (7:e uppl.)

Lawal, A., Abdullahi, S. B., Olorukooba, A. A., Hamza, K. L., Usman, B., Abdulkadir, A., . . . Abubakar, A. A. (2025). Prevalence and factors associated with substance abuse among adolescents in public and private secondary schools in Katsina State, Nigeria. BMC Public Health, 25(1), . https://doi.org/10.1186/s12889-025-21739-y

Chicago-referens (17:e uppl.)

Lawal, Aminu, et al. "Prevalence and Factors Associated with Substance Abuse Among Adolescents in Public and Private Secondary Schools in Katsina State, Nigeria." BMC Public Health 25, no. 1 (2025). https://doi.org/10.1186/s12889-025-21739-y.

MLA-referens (9:e uppl.)

Lawal, Aminu, et al. "Prevalence and Factors Associated with Substance Abuse Among Adolescents in Public and Private Secondary Schools in Katsina State, Nigeria." BMC Public Health, vol. 25, no. 1, 2025, https://doi.org/10.1186/s12889-025-21739-y.

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