Sha BE, D'Amico RD, Landay AL, Spear GT, Massad LS, Rydman RJ, Warner NA, Padnick J, Ackatz L, Charles LA, Benson CA. Evaluation of immunologic markers in cervicovaginal fluid of HIV-infected and uninfected women: implications for the immunologic response to HIV in the female genital tract. J Acquir Immune Defic Syndr Hum Retrovirol. 1997 Nov 01; 16(3):161-8.