What scientist doesn’t have a ‘pet’ theory? Also, this article basically answers the question “Do Colonoscopies Really Save Lives?” with “We don’t have proof f

What scientist doesn’t have a ‘pet’ theory? Also, this article basically answers the question “Do Colonoscopies Really Save Lives?” with “We don’t have proof for that, so we should spend our money elsewhere”. They get a bit pushy in the end, but there, I don’t think there’s disagreement that the USA doesn’t get much health per dollar spent.