Very interesting article and something we should all be very aware of as we practice medicine.

Lies, Damned Lies, and Medical Science - Magazine - The Atlantic
Lies, Damned Lies, and Medical Science
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.
By D. H. Freedman