Dietrich, J., Sikkema, K., Otwombe, K. N., Sanchez, A., Nkala, B., de Bruyn, G., . . . Gray, G. E. (2013). Multiple levels of influence in predicting sexual activity and condom use among adolescents in Soweto, Johannesburg, South Africa.

Dietrich, Janan, Kathleen Sikkema, Kennedy N. Otwombe, Amy Sanchez, Busisiwe Nkala, Guy de Bruyn, Martin Van Der Watt, och Glenda E. Gray. Multiple Levels of Influence in Predicting Sexual Activity and Condom Use Among Adolescents in Soweto, Johannesburg, South Africa. 2013.

Dietrich, Janan, et al. Multiple Levels of Influence in Predicting Sexual Activity and Condom Use Among Adolescents in Soweto, Johannesburg, South Africa. 2013.