The Impact of Hormonal Contraception and Pregnancy on Sexually Transmitted Infections and on Cervicovaginal Microbiota in African Sex Workers

Authored by: Hanneke Borgdorff, Verwijs Marijn C., Wit F. W., Evgeni Tsivtsivadze, Ndayisaba Gilles Fran├žois, Verhelst R., Frank H Schuren, van de Wijgert Janneke H.
In: Sexually Transmitted Diseases, 2015
http://www.ncbi.nlm.nih.gov/pubmed/25668647
http://journals.lww.com/stdjournal/Abstract/2015/03000/The_Impact_of_Hormonal_Contraception_and_Pregnancy.8.aspx