LEtrile is officially an unproven treatment for cancer. The author of this book is a researcher and a writer, not a doctor. The facts disclosed in the following pages are for information only and are not medical advice. Their purpose is to create the basis for informed consent. Although there are some things that can be done in the area of prevention, the clinical treatment of cancer should not be done alone. The administration of any anti-cancer therapy whatsoever, including nutritional therapies, must be performed under the direct supervision of professional medical personnel, specialists in their field. G.Edward Griffin