Footnotes

a The EpiDerm FT Skin Model is a full thickness skin model manufactured by MatTek Corp., Ashland, Ma., USA.
b Cutometer MPA 580 is a device manufactured by Courage + Khazaka Electronic GmbH, Köln, Germany.
c VISIA is a complexion analysis system manufactured by Canfield Imaging Systems, Fairfield, N.J., USA.