About the Authors

Eka Chkonia

echkonia@yahoo.ca

Affiliation Department of Psychiatry, Tbilisi State Medical University, Tbilisi, Georgia

Maya Roinishvili

Affiliation Department of Behaviour and Cognitive Functions, I. Beritashvili Institute of Physiology, Tbilisi, Georgia

Natia Makhatadze

Affiliation Gotsiridze Psycho-Neurological Dispensary, Tbilisi, Georgia

Lidia Tsverava

Affiliation Department of Psychiatry, Tbilisi State Medical University, Tbilisi, Georgia

Andrea Stroux

Affiliation Institute of Biometry and Clinical Epidemiology, CCM, Charité, Berlin, Germany

Konrad Neumann

Affiliation Institute of Biometry and Clinical Epidemiology, CCM, Charité, Berlin, Germany

Michael H. Herzog

Affiliation Laboratory of Psychophysics, Brain Mind Institute, Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland

Andreas Brand

Affiliation Klinikum Bremen-Ost, Center for Psychiatry and Psychotherapy, Bremen, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MHH AB. Performed the experiments: EC MR NM LT. Analyzed the data: AS KN. Contributed reagents/materials/analysis tools: AS KN.