1. Psychiatric Department, Centre for Eating Disorders; First Medical Faculty, Charles University; Ke Karlovu 11, 120 00 Praha 2; Czech Republic
2. Psychiatric Department, Centre for Eating Disorders; First Medical Faculty, Charles University; Prague; Czech Republic
3. Department of Philosophy and Evolutional Biology, Faculty of Science; Charles University; Prague; Czech Republic
4. Department of Psychiatry; First Medical Faculty, Charles University, Prague and General Teaching Hospital; Czech Republic