Grimes JA, Smith LA, Fagerberg K (2013). Sexually Transmitted Disease: An Encyclopedia of Diseases, Prevention, Treatment, and Issues: An Encyclopedia of Diseases, Prevention, Treatment, and Issues. Vickery DM, Fries JF (2013). Take Care of Yourself: The Complete Illustrated Guide to Medical Self-Care. Nardis C, Mosca L, Mastromarino P (September 2013). "Vaginal microbiota and viral sexually transmitted health conditions". Pillitteri A (2013).