Drs. Alberto Siller and Alberto Garcia run Clínica 0-19 in Monterrey, Mexico, which has become a magnet for patients with diffuse intrinsic pontine glioma (DIPG), a deadly brain cancer. Unfortunately, their treatment is an unproven combination of 11 chemotherapy drugs injected into an artery feeding the brainstem, plus an unknown and unproven “immunotherapy.” Of course it all costs $300,000 or more for a complete course of treatment, and the good doctors are “too busy to do clinical trials” or even publish their survival and recurrence statistics, despite having used this protocol for 20 years. I say: If it quacks like a duck…