digital medical records

John Halamka reports that Google Health has quietly launched an application for secure sharing of your online medical records: The Google solution, introduced without fanfare, solves many confidentiality issues by putting the patient in control of medical record sharing. Call it "Facebook for Healthcare". You invite those who you believe should see your medical information and you can disinvite them at anytime. Halamka, as one of the first 10 participants of the audacious Personal Genome Project, knows more than a little about sharing health data: he's agreed to publish both his medical…