1 Menopause Unit, Second Department of Obstetrics and Gynecology, National and Kapodistrian University of Athens, Aretaieio Hospital, Athens, Greece.
2 Menopause Unit, Second Department of Obstetrics and Gynecology, National and Kapodistrian University of Athens, Aretaieio Hospital, Athens, Greece; Royal Free Hospital NHS Foundation Trust, University College London, Medical School, London, UK. Electronic address: elenaarmeni@hotmail.com.