Only Text Quote
The (Laetrile) efficacy tests...clinically in humans..(by) the US NCI...were obviously conducted so that a negative result could be formulated. The limited number and types of human cancer cases selected...the omission of necessary additional measures ('e.g dietary'), the far too short observation periods, and the undefined chemical properties of the (Laetrile)... all contributed to devaluation of...conclusions.
