APA (7th ed.) Citation

Okeke, P., Ross, A., Esterhuizen, T., & Wyk, J. v. Tobacco and alcohol use among healthcare workers in three public hospitals in KwaZulu-Natal, South Africa. AOSIS.

Chicago Style (17th ed.) Citation

Okeke, P.I, A.J Ross, T. Esterhuizen, and J.M. van Wyk. Tobacco and Alcohol Use Among Healthcare Workers in Three Public Hospitals in KwaZulu-Natal, South Africa. AOSIS.

MLA (9th ed.) Citation

Okeke, P.I, et al. Tobacco and Alcohol Use Among Healthcare Workers in Three Public Hospitals in KwaZulu-Natal, South Africa. AOSIS.