Telcare (Bethesda, MD) has announced winning European clearance to begin marketing its smartphone-like blood glucose meter, a device already approved for sale in the U.S . The glucometer has built-in cellular functionality, allowing it to send data to a central server automatically from just about anywhere. Clinicians can view individual patient readings and track progress overtime. Moreover, they can send messages directly to the individual patient glucometers recommending changes in diet, exercise, or anything else that is appropriate. A year ago, Walt Mossberg of the Wall Street Journal, himself...