1. Department of Pediatrics, Castelli Hospital, Verbania, Italy
2. Department of Anesthesia and Resuscitation, Castelli Hospital, Verbania, Italy
3. SS Trinità Hospital, Borgomanero, Italy
4. Baby Friendly Initiatives, Italian Committee UNICEF, Rome, Italy
5. Department of Obstetrics and Gynecology, Castelli Hospital, Verbania, Italy