1. Department of Obstetrics & Gynecology “Virgen de la Arrixaca” University Clinical Hospital Murcia Spain
2. Institute for Biomedical Research of Murcia IMIB‐Arrixaca Mucia Spain
3. Division of Preventive Medicine and Public Health Department of Public Health Sciences University of Murcia School of Medicine Murcia Spain
4. Department of Preventive Medicine “Virgen de la Arrixaca” University Clinical l Hospital Murcia Spain
5. Biomedical Research Centre Network for Epidemiology and Public Health (CIBERESP) Madrid Spain