all cause cancer
CT use X-ray obtain image, MRI use powerful magnetic field, rad
all cause cancer
所有跟帖:
• 唉。看来是逃不掉了。不够它好象说要在20-30年后才会有显像。 -redduck- ♀ (23 bytes) () 12/15/2009 postreply 11:16:18
• radio frequency pulses not that harmful -oldbrick- ♂ (188 bytes) () 12/15/2009 postreply 11:26:42