Only 1.5% of the nation's roughly 6,000 hospitals use a comprehensive electronic record, and even that statistic belies how hard it will be for healthcare to jettison its 19th-century filing system by 2014. It took Children's Hospital of Pittsburgh, for example, seven hard years and more than $10 million to evolve a system that lets its doctors check on patients with a few mouse clicks from anywhere and use speedily up-to-date records in directing their care. This article from the Associated Press charts Children's efforts.