According to a posting on the Journal's Web site, editors at the world's top medical journal found by examining a computer diskette that relevant data about Vioxx's risk to the heart compared with an older pain drug, naproxen, were deleted two days before the paper was initially submitted to the Journal.

FORBES: Merck Study May Have Hidden Vioxx Data

Mr. Bush took the unprecedented step of commissioning an outside group of highly skilled and known skeptics to provide him with a second opinion informed by full access to all the relevant classified data and analyses.

CENTERFORSECURITYPOLICY: Where does 'the buck stop'?

Sickweather's chief operating officer and co-founder James Sajor says their site is different because it has developed "robust" algorithms to scan Twitter and Facebook for relevant data to add to that generated by members of its own community.

BBC: Can crowdsourcing beat the flu?