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Charlotte GersonHerself - Dr. Gerson's DaughterStephen BarretHimself - Health Fraud ExpertT. Colin CampbellHimself - Professor Emeritus of Nutritional Biochemistry, Cornell UniversityCaldwell Esselstyn Jr.Himself - Surgeon and Coronary SpecialistYoshihiko HoshinoHimself - Professor of MedicineAndrew W. SaulHimself - AuthorHoward StrausHimself