A retrospective comparative study of the efficacy and safety of two regimens of diphenylcyclopropenone in the treatment of recalcitrant alopecia areata. Dermatology Reports, [S. l.], v. 9, n. 2, 2017. DOI: 10.4081/dr.2017.7399. Disponível em: https://journals.pagepress.org/dr/article/view/7399. Acesso em: 19 jun. 2025.