Hashimoto, Y, S Matsuo, and H Iizuka. 1994. “A DNA-Flow Cytometric Analysis of Trichilemmal Carcinoma, Proliferating Trichilemmal Cyst and Trichilemmal Cyst”. Acta Dermato-Venereologica 74 (5):358-60. https://doi.org/10.2340/0001555574361363.