1. WHO/ICO Information Centre on HPV and Cervical Cancer: "HPV and cervical cancer in the 2007 report". Vaccine. 2007, 25 (Suppl 3): C1-230. 2007 Nov 1
2. US Census [homepage on the Internet]: 2007, Washington,D.C.: Demographic Indicators. Country Summary:Cameroon, [cited 2008 June 23]., [ http://www.census.gov/aboutus/stat_int.html ]
3. Barrere M, Cameroon DHS: Santé de la mère et de l'enfant [monograph on the Internet]. 2004, [cited 2008 june 12]., [ http://www.measuredhs.com/publications/publication-FR163-DHS-Final-Reports.cfm ]
4. Jazet E, Dzossa A, Cameroon DHS: Caractéristiques des femmes et des hommes enquêtés [monograph on the Internet]. 2004, [cited 2008 June 12]. 2004., [ http://www.measuredhs.com/pubs/pdf/FR163/03chapitre03.pdf ]
5. Mossoko JJ, Afana GAN, Cameroon DHS: Prévalence du VIH et facteurs associés [monograph on the internet]. 2004, [cited 2008 August 18]. 2005, [ http://www.measuredhs.com/pubs/pdf/FR163/16chapitre16.pdf ]