1. DNA Laboratory, Department of Child Neurology; Charles University 2nd Medical School and University Hospital Motol; Prague Czech Republic
2. Department of Medical Genetics; Faculty Hospital Ostrava; Ostrava Czech Republic
3. Department of Child Neurology; Charles University 2nd Medical School and University Hospital Motol; Prague Czech Republic
4. Department of Medical Genetics; Faculty Hospital Brno; Brno Czech Republic
5. Centre for Medical Genetics and Reproductive Medicine GENNET; Prague Czech Republic