1. HIV prevalence among high school learners - opportunities for schools-based HIV testing programmes and sexual reproductive health services Kharsany, Ayesha; Mlotshwa, Mukelisiwe; Frohlich, Janet; Yende Zuma, Nonhlanhla; Samsunder, Natasha; Abdool Karim, Salim; Abdool Karim, Quarraisha 2012 Articles EpidemiologyPublic health