APA (7th ed.) Citation

Fredericksen, R. J., Whitney, B. M., Trejo, E., Nance, R. M., Fitzsimmons, E., Altice, F. L., . . . Springer, S. (2021). Individual and poly-substance use and condomless sex among HIV-uninfected adults reporting heterosexual sex in a multi-site cohort. BMC Public Health, 21(1), 1. https://doi.org/10.1186/s12889-021-12026-7

Chicago Style (17th ed.) Citation

Fredericksen, R. J., et al. "Individual and Poly-substance Use and Condomless Sex Among HIV-uninfected Adults Reporting Heterosexual Sex in a Multi-site Cohort." BMC Public Health 21, no. 1 (2021): 1. https://doi.org/10.1186/s12889-021-12026-7.

MLA (9th ed.) Citation

Fredericksen, R. J., et al. "Individual and Poly-substance Use and Condomless Sex Among HIV-uninfected Adults Reporting Heterosexual Sex in a Multi-site Cohort." BMC Public Health, vol. 21, no. 1, 2021, p. 1, https://doi.org/10.1186/s12889-021-12026-7.