1. Department of Research, Medical Research Circle (MedReC), Bukavu, Democratic Republic of Congo
2. Department of Neurosurgery, Hospital of the Babcock University, IIishan-Remo, Ogun State
3. Jinnah Sindh Medical University, Karachi, Pakistan
4. Interventional Neuroradiology Department, Clinical investigation center (CIC-IT) 1415, Inserm, University Hospital of Tours, 2 boulevard Tonnellé, Tours
5. Department of Neurosurgery, Hannover Medical School, Hannover, Germany
6. Kwara State University, Malete Ilorin, Kwara State, Nigeria
7. Faculty of Management and Development Studies, University of the Philippines Open University, Los Baños, Laguna, Philippines
8. School of Public Health, Asfendiyarov Kazakh National Medical University, Almaty, Kazakhstan
9. Department of Neurosurgery, Neurosurgery Clinic, Birgunj, Nepal