2 ms·

MRI machines need liquid helium [1], so probably never? [1] http://en.wikipedia.org/wiki/Magnetic_resonance_imaging#How_MRI_works http://en.wikipedia.org/wiki/

by adamors 12y ago

MRI machines need liquid helium [1], so probably never? [1] http://en.wikipedia.org/wiki/Magnetic_resonance_imaging#How_MRI_works http://en.wikipedia.org/wiki/Magnetic_resonance_imaging#How_...