1. Department of Pharmacoeconomics and Social Pharmacy Karol Marcinkowski University of Medical Sciences in Poznań Poznań Poland
2. Department of Neurosurgery and Neurotraumatology Karol Marcinkowski University of Medical Sciences in Poznań Poznań Poland
3. Department of Neurosurgery and Neurotraumatology Heliodor Swiecicki Clinical Hospital in Poznań Poznań Poland
4. Department of Developmental Neurology Karol Marcinkowski University of Medical Sciences in Poznań Poznań Poland