| Turkey | Austria | Spain | |
| Gamma Knife | from $5,500 | ≈ $32,000 | from $24,900 |
Head of Functional Neurosurgery and Radiosurgery at Ruber International Hospital since 2005, with over 42 years of specialized experience in radiosurgery.
Dr. Luis Madero is the Head of Pediatric Hemato-Oncology at Quironsalud Madrid University Hospital. He specializes in treating complex blood disorders and performing bone marrow transplants. Dr. Madero serves as a Professor of Pediatrics at the Autonomous University of Madrid. He works at Quironsalud Madrid, which Newsweek ranked among the World's Best Hospitals.