1. A’department of obstetrics and Gynecology, “Helena Venizelou” Maternal hospital, Helena Venizelou sq 2, PC: 11521, Athens, Greece
2. Director of Gynecological department of “G. Gennimatas” hospital, Mesogeion str. 154, PC: 11527, Athens, Greece
3. Director of A’ department of obstetrics and Gynecology, “Helena Venizelou” Maternal hospital, Helena Venizelou sq 2, PC: 11521, Athens, Greece