''''MRI performed at 3.0 T offers greater signal-to-noise ratio and better spatial resolution than does MRI performed at 1.5 T; however, for fetal MRI, there are concerns about the potential ...'
''''The radiofrequency power delivered to tissue during an MRI examination is referred to as the SAR, expressed as watts per kg (W/kg). Radiofrequency power deposition results in heating of ...'