Lupus erythematosus/lichen planus overlap syndrome in a breast cancer patient receiving aromatase inhibitor: A case report and review of the literature - Hsing-San Yang; Bryan Edgar K Guevara; Kuo-Ting Lee; Cheng-Lin Wu; Julia Yu-Yun Lee; Chao-Kai Hsu (Wolters Kluwer Medknow Publications, 2020)