FDA scientists dispute ethics of testing laetrile.
D000678:Amygdalin / Q000592:standards* / Q000627:therapeutic use; D004992:Ethics, Medical; D035082:Federal Government; D033161:Government Regulation; D009369:Neoplasms / Q000188:drug therapy; D014481:United States; D014486:United States Food and Drug Administration
D000678:Amygdalin