ubmed search he did not link to (he could link to Wikipedia but not Pubmed?), and which I have no reason to believe he ever conducted. In 4HW, Ferriss advocates multiple forms of lying and deception, and more generally, laziness; he deserves no benefit of the doubt. If it looks like he stopped at a Wikipedia paragraph—he probably did just that, in full accordance with his little ‘Pareto’ principles
These are not inferences I would make.