1 Section of Eating Disorders, Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK.
2 Hopital Sainte-Anne, GHU Paris Psychiatrie et Neurosciences, Université de Paris, Paris, France.
3 Department of Psychiatry, Bellvitge University Hospital-IDIBELL and CIBEROBN, Barcelona, Spain.
4 Department of Clinical Sciences, School of Medicine and Health Sciences, University of Barcelona, Barcelona, Spain.