Adad, S.J., Lima, R.V. de, Sawan, Z.T.E., Silva, M.L.G., Souza, M.A.H. de, Saldanha, J.C., Falco, V.A.A., Cunha, A.H. da e Murta, E.F.C. 2001. Frequency of Trichomonas vaginalis, Candida sp and Gardnerella vaginalis in cervical-vaginal smears in four different decades. São Paulo Medical Journal. 119, 6 (nov. 2001), 200–205.