van Joost, T, E Stolz, FB Blog, F Ten Kate, and VD. Vuzevski. 1984. “Pemphigus Erythematosus: Clinical and Histo-Immunological Studies in Two Unusual Cases”. Acta Dermato-Venereologica 64 (3):257-60. https://doi.org/10.2340/0001555564257260.