Yokoyama, R., Hayashi, R., Umemori, Y., Arimatsu, A., Yuki, A. and Abe, R. (2020) “Refractory Bullous Pemphigoid Improved by Discontinuation of Phenytoin as an CYP3A4 Inducer”, Acta Dermato-Venereologica, 100(8), pp. 1–2. doi: 10.2340/00015555-3472.