1. Genetic Medico-Diagnostic Laboratory Genica, Sofia, Bulgaria;
2. Clinic of Nervous Diseases, UMBAL Aleksandrovska, Sofia, Bulgaria;
3. Department of Neurology, Medical University Sofia, Sofia, Bulgaria;
4. Genome Center “Bulgaria”, Sofia, Bulgaria;
5. Department of Medical Chemistry and Biochemistry, Medical University Sofia, Sofia, Bulgaria;
6. Clinic of Cardiology, MVR Hospital, Sofia, Bulgaria;
7. Department for Cognitive Science and Psychology, New Bulgarian University, Sofia, Bulgaria