Affiliation: | AIDS Unit UnitàSanitaria Locale RM/10 L. Spallanzani Hospital Rome, Italy;Department of Virology St. Camillo Hospital Rome, Italy;Service for Pre- and Perinatal Prevention of Infectious Diseases L. Spallanzani Hospital Rome, Italy;The LaboratoryL. Spallanzani Hospital Rome, Italy;Department of Obstetrics and Gynaecology St. Camillo Hospital Rome, Italy |