Bruce Chabner, MD, of the Mass General Brigham Cancer Institute, said, "If a million people start using it for autism, they're not only using it for something that's not proven, they're compromising its use for its proven purposes." Those words were echoed in a MedPage Today article titled "His Use Threatened by Its Proven Use": What We Heard This Week. Chabner is a professor of medicine at Harvard Medical School and director of clinical research at the Massachusetts General Hospital Cancer Center.[1][2] He worked at the National Cancer Institute, where he contributed to the development of the breast cancer drug Taxol and standard therapies for lymphoma.[4][5] In the article, the quote refers to the risk of unproven use of the drug, which threatens its approved indications.[original content] Chabner is a renowned oncologist with many years of experience in hematology and oncology.[3][7]