Colman S, Barrows SM, Nixon A, Nixon M, Taylor T, Atkinson M, Miller T. Validation of the hyperpigmentation treatment satisfaction questionnaire (HPTSQ). Presented at the 2006 ISPOR 11th Annual International Meeting; May 2006. Philadelphia, PA.
Barrows SM, Colman SS, Nixon M, Nixon A, Taylor TN. Estimated prevalence of solar lentigines and melasma in the US population. Poster presented at the Annual Meeting of the American Academy of Dermatology; March 2006.