Much of what medical researchers conclude in their studies is misleading, exaggerated, or flat-out wrong. So why are doctors—to a striking extent—still drawing upon misinformation in their everyday practice? Dr. John Ioannidis has spent his career challenging his peers by exposing their bad science.
The Atlantic magazine interview : http://www.theatlantic.com/magazine/archive/2010/11/lies-damned-lies-and-medical-science/308269/