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3. World Health Organization (WHO). Young people: health risks and solution. Fact sheet N°345, 2011. Available at: http://www.who.int/mediacentre/factsheets/fs345/en/index.html Accessed May 10, 2013.
4. United Nations Children’s Fund (UNICEF). Adolescence – A Time that Matters: Freedom, Justice, Equality. New York, NY: UNICEF, 2002.
5. Current issues in adolescent immunization;Brabin;Vaccine,2008