Web 2.0's "gigantic impact" on health care Summary: McKesson CIO Randall Spratt explains how the next generation of the Internet will lower costs and deliver patient data more efficiently than ever before. McKesson is America's oldest and largest healthcare services company. November 15, 2006 -- 10:51 GMT (02:51 PST) Loading... Please wait. Topics: Health, Browser Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.