Researchers say they've invented a special phone case, using high-tech 3-D printing, that contains an embedded optical sensor on top of a "force" sensor.
from WebMD Health webmd
Blood Pressure Check? You May Find an App for That
Researchers say they've invented a special phone case, using high-tech 3-D printing, that contains an embedded optical sensor on top of a "force" sensor.
from WebMD Health webmd
