1. Obstetric Care Unit, Hospital Santa Lucia, Murcia, Spain
2. Midwifery Teaching Unit, Nursery School, Campus Universitario de Espinardo, Murcia, Spain
3. Department of Theory and Story of Education, Education School, Campus Universitario de Espinardo, Murcia, Spain
4. Department of Basic Psychology and Methodology, University of Murcia, Murcia, Spain
5. Department of Nursery, Nursery School, Campus Universitario de Espinardo, Murcia, Spain