Table 2. Optical properties of the healthy volunteer.

Location	${\mathit{\mu }}_{\mathit{a}}$ [cm-1]	${\mathit{\mu }}_{\mathit{s}}\mathbf{\prime }$ [cm-1]
Center forearm	0.14	7.16
Right forearm	0.15	7.14
Forehead	0.14	11.85