1. Section of Eating Disorders, Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience; King's College London; London UK
2. Department of Psychological and Educational Sciences; University of Palermo; Palermo Italy
3. Behavioural and Brain Sciences Unit, Institute of Child Health; University College London; London UK
4. Department of Psychiatry; Icahn School of Medicine at Mount Sinai; New York NY US
5. Adolescent Psychiatry; University of Liverpool; Chester UK
6. South London and Maudsley NHS Foundation Trust; London UK
7. Ilia State University; Tbilisi Georgia