The most obvious health issue would be an unverified dose of ionizing radiation and using the incorrect units to measure the dose. A short letter of concern fro

The most obvious health issue would be an unverified dose of ionizing radiation and using the incorrect units to measure the dose. A short letter of concern from UCSF might be insightful: http://npr.org/assets/news/2010/05/17/concern.pdf http://npr.org/assets/news/2010/05/17/concern.pdf . http://www.dontscan.me http://www.dontscan.me seems to have collected other practical issues.