Transactional sex among young women in rural South Africa: Prevalence, mediators and association with HIV infection

Meghna Ranganathan, Lori Heise, Audrey Pettifor, Richard J. Silverwood, Amanda Selin, Catherine Macphail, Sinead Delany-Moretlwe, Kathleen Kahn, F. Xavier Gómez-Olivé, James P. Hughes, Estelle Piwowar-Manning, Oliver Laeyendecker, Charlotte Watts