HomeEducationSkin Biology & Chemical Peel Seminar (professionals and students)Sep 2nd, 2009Sep 2nd, 2009Cathy Christensen, PCA SKINPennsylvania, PAPennsylvaniaEasthttp://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.