Risk of perinatal HIV infection in infants born in Italy to immigrant mothers.

Chiappini E; Galli L; Lisi C; Gabiano C; Giaquinto C; Giacomet V; Buffolano W; Esposito S; Badolato R; Berbardi S; Cellini M; Dodi I; Faldella G; Osimani P; Genovese O; Nicastro E; Viscoli C; Salvini F; Tovo PA; Maurizio de M; Italian Register for HIV Infection in Children.