1. Centre for Health Studies and Research of the University of Coimbra (CEISUC), Faculty of Economics, University of Coimbra, Coimbra, Portugal
2. Department of Obstetrics and Gynecology, Division of Gynecologic Oncology, Icahn School of Medicine at Mount Sinai, New York, NY, USA
3. Department of Internal Medicine, Johns Hopkins Hospital, Baltimore, MD, USA
4. Departments of Obstetrics and Gynecology and Population Health, Grossman School of Medicine, New York University, New York, NY, USA