Thomas, Caron2011-07-282011-07-282011-07-28http://hdl.handle.net/10539/10344MFamMed, Faculty of Health Sciences, University of the Witwatersrand, 2007enhealth riskbehaviourhigh schoolpupilslearnerspreventive servicesHealth risk behaviours of high school learners and their perceptions of preventive services offered by general practitionersThesis