Egelrud, T, M Régnier, B Sondell, B Shroot, and R Schmidt. 1993. “Expression of Stratum Corneum Chymotryptic Enzyme in Reconstructed Human Epidermis and Its Suppression by Retinoic Acid”. Acta Dermato-Venereologica 73 (3):181-84. https://doi.org/10.2340/0001555573181184.