{Reference Type}: Letter {Title}: Case series of acanthosis nigricans treated with topical trifarotene cream. {Author}: Lee WG;Koh YG;Shin SH;Park KY;Lee HW; {Journal}: J Cosmet Dermatol {Volume}: 22 {Issue}: 10 {Year}: 10 2023 14 {Factor}: 2.189 {DOI}: 10.1111/jocd.15777