1. Department of Community Nursing and Maternal & Child Health Care University of Navarra Pamplona Navarra Spain
2. IdiSNA, Navarra Institute for Health Research Pamplona Spain
3. Department of Health Promotion Faculty of Health, Medicine, and Life Sciences Maastricht University Maastricht Limburg The Netherlands
4. Department of Preventive Medicine and Public Health Faculty of Medicine University of Navarra Pamplona Navarra Spain
5. CIBER Fisiopatología de la Obesidad y Nutrición (CIBERobn), Instituto de Salud Carlos III Madrid Spain
6. Department of Psychiatry and Clinical Psycology University Clinic of Navarra Pamplona Navarra Spain
7. Department of Nutrition Harvard T.H. Chan School of Public Health Boston Massachusetts USA