HomeEducationSkin Biology & Chemical Peel SeminarMar 23rd, 2010Mar 23rd, 2010Cathy Christensen, PCA SKINSeattle, WAWashingtonWesthttp://www.pcaskin.comPhone:877-722-7546 This one-day seminar will give you a solid understanding of skin biology, and the safe and effective application of superficial chemical peels.