Table 2.

Technical specifications of scanners used to acquire subjects MR images

Manufacturer	Field strength (T)	Acquisition matrix	Slice thickness (mm)	TR (ms)	TE (ms)
Philips medical systems	1.5	$256\times 256\times 170$	1.2	7	3
Philips medical systems	3.0	$256\times 256\times 170$	1.2	7	3
GE medical systems	3.0	$256\times 256\times 166$	1.2	7	3
SIEMENS	1.5	$192\times 192\times 160$	1.2	2300	3
SIEMENS	3.0	$240\times 256\times 160$	1.2	2400	3

T tesla (magnet field strength), TR repetition time, TE echo time