Bi-exponential fit to the noisy magnitude signals	ŝ0 (a.u.)	D̂1 (×10−5 mm2/s)	D̂2 (×10−4 mm2/s)	Volume fraction associated with D̂1
Fig. 7B	62.48	0.82	5.3	0.027
Fig. 7C	63.10	2.0	6.2	0.037
Fig. 7D	64.28	0.81	6.0	0.026
Fig. 7E	64.36	1.4	5.5	0.027
Bi-exponential fit to the noisy transformed signals
Fig. 7B	62.6	9.0	5.5	0.060
Fig. 7C	63.3	10.9	6.6	0.077
Fig. 7D	64.4	11.3	6.2	0.056
Fig. 7E	64.4	9.9	5.7	0.048