Cutaneous graft-versus-host disease within chronic photodamaged skin: A case series demonstrating role for topical 5-fluorouracil - Ashley N. Gray, MD; Christina Avila, MD, MPH; Catherine G. Chung, MD; Lucia Seminario-Vidal, MD, PhD; Alice Mims, MD; Brittany Dulmage, MD; Karilyn Larkin, MD; Hannah Choe, MD; Samantha Jaglowski, MD; Sumithira Vasu, MBBS; Benjamin H. Kaffenberger, MD, MS (JAAD Case Reports, 2023)