An out-of-season cold. Filler-induced vascular occlusion of the columellar artery causing necrosis of the cartilaginous anterior nasal septum: case report and a literature review. Dermatol Reports [Internet]. 2024 Oct. 11 [cited 2025 Jun. 19];17(1). Available from: https://journals.pagepress.org/dr/article/view/10061