Evolution of awareness and knowledge of congenital cytomegalovirus infection among health care providers in France between 2011 and 2018.

Background: Cytomegalovirus (CMV) is the most frequent cause of congenital viral infection. Approximately 1 % of newborns are congenitally infected and in up to 10 % of them the consequences are severe. Antenatal and postnatal treatments, although promising, are still under evaluation.