Recurrent bilateral cutaneous squamous cell carcinoma arising within hypertrophic lichen planus with metastasis while on cemiplimab - Melissa C. Leeolou, BS; Nareh Marukian Burgren, MD; Carolyn S. Lee, MD, PhD; Arash Momeni, MD; Harlan Pinto, MD; Peter Johannet, MD; Cara Liebert, MD; Kristin M. Nord, MD; Anne Lynn S. Chang, MD (Elsevier, 2022)