During his career as a Neurosurgeon, Dr. Reza had many patients who were diagnosed with Glioblastoma Multiforme (GBM), the most common brain tumor in adults. Glioblastoma tumors are malignant, and diagnosed patients have very poor survival rates. Dr Khatib says: as a neurosurgeon with 45 years of experience, treating Glioblastoma caused me the greatest frustration