| Turkey | Austria | Spain | |
| Stem cell therapy for autism | from $6,000 | from $20,000 | from $15,000 |
| Psychotherapy | from $150 | from $1,500 | from $100 |
| Autism treatment | from $2,000 | from $5,000 | from $3,000 |
| ABA therapy | from $1,200 | from $3,500 | from $1,200 |
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.