1. Department of Epidemiology and Biostatistics School of Public Health Imperial College London London UK
2. Department of Nutrition Bjørknes University College Oslo Norway
3. Department of Endocrinology, Morbid Obesity and Preventive Medicine Oslo University Hospital Oslo Norway
4. CESP, Fac. de médecine ‐ Univ. Paris‐Sud Fac. demédecine ‐ UVSQ INSERM Université Paris‐Saclay Villejuif France
5. Gustave Roussy Villejuif France