Doyle, AM; Mavedzenge, SN; Plummer, ML; Ross, DA (2012) The sexual behaviour of adolescents in sub-Saharan Africa: patterns and trends from national surveys. Tropical medicine international health , 17 (7). pp. 796-807. ISSN 1360-2276 Downloaded from: http://researchonline.lshtm.ac.uk/21115/ Usage Guidelines Please refer to usage guidelines at http://researchonline.lshtm.ac.uk/policies.html or alterna- tively contact researchonline@lshtm.ac.uk. Available under license: Creative Commons Attribution Non-commercial No Derivatives http://creativecommons.org/licenses/by-nc-nd/2.5/