Cardoso, C., P. D. dos Santos, D. Furtado, and T. Alves. “Perforating Reactive Collagenosis: A Rare Cutaneous Manifestation of Systemic Diseases”. Brazilian Journal of Case Reports, vol. 6, no. 1, Jan. 2026, p. bjcr151, doi:10.52600/2763-583X.bjcr.2026.6.1.bjcr151.