Smartphone Enabled Cancer Detection

A protype that is a good example of mobile sensor-based data display and analysis:  At the Singularity Hub: " ... Massachusetts General Hospital that have knocked it out of the park by integrating a microNMR device that accurately detects cancer cells to a smartphone. Though just a prototype, this device enables a clinician to extract small amounts of cells from a mass inside of a patient, analyze the sample on the spot, acquire the results in an hour, and pass the results to other clinicians and into medical records rapidly. How much does the device cost to make? $200.   ... "