| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Bone marrow transplantation, chemotherapy, vaccines derived from retinoic acid | Complex hematologic malignancies | Specializes in hematologic malignancies with personalized care. Offers bone marrow transplants and innovative treatments like retinoic acid-derived vaccines. | Joint Commission International , European Society for Medical Oncology |