1 Department of Psychiatry, King George's Medical University, Lucknow, India.
2 Department of Neuroscience, Hospital Cuf Tejo, Lisboa, Portugal.
3 Department of Psychiatry, Hospital Dr. José de Almeida, Cascais, Portugal.
4 Department of Mathematical Analysis, Faculty of Mechanics and Mathematics, Lomonosov Moscow State University, Moscow, Russia.
5 Laboratory of Neurotechnologies, Sechenov Institute of Evolutionary Physiology and Biochemistry of the Russian Academy of Sciences, Saint-Petersburg, Russia.
6 National Institute of Mental Health, National Institutes of Health, Bethesda, MD, United States.