There has been a major breakthrough in the application of data-mining to medical research. Scientists at the Stanford University Medical School examined medical records of some 3 million people, and found what they called "an association" between 3 widely-used heartburn drugs and fatal heart attacks. Lenny Bernstein, the Health Blogger for the Washington Post told KSFR's Dave Marash on HERE AND THERE, the study could be bad news for the makers and takers of Nexium, Prevacid and Prilosec.