HomeEducationSkin Biology & Chemical Peels Seminar (Licensed Professionals and Students)Jan 8th, 2010Jan 8th, 2010Cathy Christensen, pca skinTulsa, OKOklahomaCentralhttp://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.