1. Maria Grzegorzewska University, Institute of Psychology, Warsaw, Poland
2. University of Warsaw, Warsaw, Poland
3. Department of Internal Diseases, Pneumonology and Allergology, Medical University of Warsaw, Warsaw, Poland
4. Department of Nephrology, Dialysis and Internal Medicine, Medical University of Warsaw, Warsaw, Poland
5. Department of Otorhinolaryngology Head and Neck Surgery, Medical University of Warsaw, Warsaw, Poland
6. School of Behavioral and Brain Sciences, the University of Texas at Dallas, Richardson, Texas, USA
7. Department of Psychiatry, University of Texas Southwestern Medical School, Dallas, Texas, USA