From: Partial volume correction for arterial spin labeling using the inherent perfusion information of multiple measurements
Std of noise
Number of label/control pairs
10
20
30
40
5
2.7288
2.0557
1.6624
1.4603
5.7988
3.2497
3.0240
2.4051
15
7.5917
5.4996
4.5987
3.4356